[arch-commits] Commit in qt5-webengine/repos (6 files)
Antonio Rojas
arojas at gemini.archlinux.org
Fri Mar 4 11:21:15 UTC 2022
Date: Friday, March 4, 2022 @ 11:21:15
Author: arojas
Revision: 438850
archrelease: copy trunk to staging-x86_64
Added:
qt5-webengine/repos/staging-x86_64/
qt5-webengine/repos/staging-x86_64/PKGBUILD
(from rev 438849, qt5-webengine/trunk/PKGBUILD)
qt5-webengine/repos/staging-x86_64/qt5-webengine-chromium-python3.patch
(from rev 438849, qt5-webengine/trunk/qt5-webengine-chromium-python3.patch)
qt5-webengine/repos/staging-x86_64/qt5-webengine-ffmpeg5.patch
(from rev 438849, qt5-webengine/trunk/qt5-webengine-ffmpeg5.patch)
qt5-webengine/repos/staging-x86_64/qt5-webengine-pipewire-0.3.patch
(from rev 438849, qt5-webengine/trunk/qt5-webengine-pipewire-0.3.patch)
qt5-webengine/repos/staging-x86_64/qt5-webengine-python3.patch
(from rev 438849, qt5-webengine/trunk/qt5-webengine-python3.patch)
--------------------------------------+
PKGBUILD | 79 +
qt5-webengine-chromium-python3.patch | 1812 ++++++++++++++++++++++++++++++++
qt5-webengine-ffmpeg5.patch | 150 ++
qt5-webengine-pipewire-0.3.patch | 1819 +++++++++++++++++++++++++++++++++
qt5-webengine-python3.patch | 161 ++
5 files changed, 4021 insertions(+)
Copied: qt5-webengine/repos/staging-x86_64/PKGBUILD (from rev 438849, qt5-webengine/trunk/PKGBUILD)
===================================================================
--- staging-x86_64/PKGBUILD (rev 0)
+++ staging-x86_64/PKGBUILD 2022-03-04 11:21:15 UTC (rev 438850)
@@ -0,0 +1,79 @@
+# Maintainer: Felix Yan <felixonmars at archlinux.org>
+# Contributor: Andrea Scarpino <andrea at archlinux.org>
+
+pkgname=qt5-webengine
+_basever=5.15.3
+pkgver=5.15.8
+pkgrel=10
+arch=('x86_64')
+url='https://www.qt.io'
+license=('LGPL3' 'LGPL2.1' 'BSD')
+pkgdesc='Provides support for web applications using the Chromium browser project'
+depends=('qt5-webchannel' 'qt5-location' 'libxcomposite' 'libxrandr' 'pciutils' 'libxss' 'libxkbfile'
+ 'libevent' 'snappy' 'nss' 'libxslt' 'minizip' 'ffmpeg' 're2' 'libvpx' 'libxtst' 'ttf-font')
+makedepends=('git' 'python' 'gperf' 'jsoncpp' 'ninja' 'qt5-tools' 'poppler' 'pipewire' 'nodejs')
+optdepends=('pipewire: WebRTC desktop sharing under Wayland')
+groups=('qt' 'qt5')
+_pkgfqn=${pkgname/5-/}
+source=(git+https://code.qt.io/qt/qtwebengine.git#tag=v${pkgver}-lts
+ git+https://code.qt.io/qt/qtwebengine-chromium.git
+ git+https://chromium.googlesource.com/catapult#commit=5eedfe23148a234211ba477f76fc2ea2e8529189
+ qt5-webengine-python3.patch
+ qt5-webengine-chromium-python3.patch
+ qt5-webengine-ffmpeg5.patch
+ qt5-webengine-pipewire-0.3.patch)
+sha256sums=('SKIP'
+ 'SKIP'
+ 'SKIP'
+ '398c996cb5b606695ac93645143df39e23fa67e768b09e0da6dbd37342a43f32'
+ 'fda4ff16790799fb285847918a677f4f3f7c0f513d4751f846ffc5aa5d873932'
+ 'c50d3019626183e753c53a997dc8a55938847543aa3178d4c51f377be741c693'
+ '5e3a3c4711d964d5152a04059a2b5c1d14bb13dd29bce370120f60e85b476b6f')
+options=(debug)
+
+prepare() {
+ mkdir -p build
+
+ cd ${_pkgfqn}
+ git submodule init
+ git submodule set-url src/3rdparty "$srcdir"/qtwebengine-chromium
+ git submodule set-branch --branch 87-based src/3rdparty
+ git submodule update
+
+ patch -p1 -i "$srcdir"/qt5-webengine-python3.patch # Fix build with Python 3
+ patch -p1 -d src/3rdparty -i "$srcdir"/qt5-webengine-chromium-python3.patch
+
+ patch -p1 -d src/3rdparty -i "$srcdir"/qt5-webengine-ffmpeg5.patch # Fix build with ffmpeg 5
+ patch -p1 -d src/3rdparty -i "$srcdir"/qt5-webengine-pipewire-0.3.patch # Port to pipewire 0.3
+
+# Update catapult for python3 compatibility
+ rm -r src/3rdparty/chromium/third_party/catapult
+ mv "$srcdir"/catapult src/3rdparty/chromium/third_party
+}
+
+build() {
+ cd build
+ qmake ../${_pkgfqn} CONFIG+=force_debug_info -- \
+ -proprietary-codecs \
+ -system-ffmpeg \
+ -webp \
+ -spellchecker \
+ -webengine-icu \
+ -webengine-kerberos \
+ -webengine-webrtc-pipewire
+ make
+}
+
+package() {
+ cd build
+ make INSTALL_ROOT="$pkgdir" install
+
+ # Drop QMAKE_PRL_BUILD_DIR because reference the build dir
+ find "$pkgdir/usr/lib" -type f -name '*.prl' \
+ -exec sed -i -e '/^QMAKE_PRL_BUILD_DIR/d' {} \;
+
+ install -Dm644 "$srcdir"/${_pkgfqn}/src/3rdparty/chromium/LICENSE "$pkgdir"/usr/share/licenses/${pkgname}/LICENSE.chromium
+
+ # Fix cmake dependency versions
+ sed -e "s|$pkgver\ |$_basever |" -i "$pkgdir"/usr/lib/cmake/*/*Config.cmake
+}
Copied: qt5-webengine/repos/staging-x86_64/qt5-webengine-chromium-python3.patch (from rev 438849, qt5-webengine/trunk/qt5-webengine-chromium-python3.patch)
===================================================================
--- staging-x86_64/qt5-webengine-chromium-python3.patch (rev 0)
+++ staging-x86_64/qt5-webengine-chromium-python3.patch 2022-03-04 11:21:15 UTC (rev 438850)
@@ -0,0 +1,1812 @@
+diff --git a/chromium/build/print_python_deps.py b/chromium/build/print_python_deps.py
+index fd29c0972c9..69af247094b 100755
+--- a/chromium/build/print_python_deps.py
++++ b/chromium/build/print_python_deps.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/python2.7
++#!/usr/bin/python
+ # Copyright 2016 The Chromium Authors. All rights reserved.
+ # Use of this source code is governed by a BSD-style license that can be
+ # found in the LICENSE file.
+@@ -80,7 +80,7 @@ def _GetTargetPythonVersion(module):
+ if shebang.startswith('#!'):
+ # Examples:
+ # '#!/usr/bin/python'
+- # '#!/usr/bin/python2.7'
++ # '#!/usr/bin/python'
+ # '#!/usr/bin/python3'
+ # '#!/usr/bin/env python3'
+ # '#!/usr/bin/env vpython'
+@@ -152,7 +152,7 @@ def main():
+
+ # Trybots run with vpython as default Python, but with a different config
+ # from //.vpython. To make the is_vpython test work, and to match the behavior
+- # of dev machines, the shebang line must be run with python2.7.
++ # of dev machines, the shebang line must be run with python.
+ #
+ # E.g. $HOME/.vpython-root/dd50d3/bin/python
+ # E.g. /b/s/w/ir/cache/vpython/ab5c79/bin/python
+diff --git a/chromium/components/resources/protobufs/binary_proto_generator.py b/chromium/components/resources/protobufs/binary_proto_generator.py
+index 7422ead9697..16365515f26 100755
+--- a/chromium/components/resources/protobufs/binary_proto_generator.py
++++ b/chromium/components/resources/protobufs/binary_proto_generator.py
+@@ -7,7 +7,7 @@
+ Converts a given ASCII proto into a binary resource.
+
+ """
+-
++from __future__ import print_function
+ import abc
+ import imp
+ import optparse
+@@ -196,12 +196,12 @@ class BinaryProtoGenerator:
+ self._ImportProtoModules(opts.path)
+
+ if not self.VerifyArgs(opts):
+- print "Wrong arguments"
++ print("Wrong arguments")
+ return 1
+
+ try:
+ self._GenerateBinaryProtos(opts)
+ except Exception as e:
+- print "ERROR: Failed to render binary version of %s:\n %s\n%s" % (
+- opts.infile, str(e), traceback.format_exc())
++ print("ERROR: Failed to render binary version of %s:\n %s\n%s" %
++ (opts.infile, str(e), traceback.format_exc()))
+ return 1
+diff --git a/chromium/content/browser/tracing/generate_trace_viewer_grd.py b/chromium/content/browser/tracing/generate_trace_viewer_grd.py
+index 037f9497dc2..be393d21f90 100755
+--- a/chromium/content/browser/tracing/generate_trace_viewer_grd.py
++++ b/chromium/content/browser/tracing/generate_trace_viewer_grd.py
+@@ -74,7 +74,7 @@ def main(argv):
+ for filename in parsed_args.source_files:
+ add_file_to_grd(doc, os.path.basename(filename))
+
+- with open(parsed_args.output_filename, 'w') as output_file:
++ with open(parsed_args.output_filename, 'wb') as output_file:
+ output_file.write(doc.toxml(encoding='UTF-8'))
+
+
+diff --git a/chromium/mojo/public/tools/bindings/BUILD.gn b/chromium/mojo/public/tools/bindings/BUILD.gn
+index fc04b5dd0b1..708958e438b 100644
+--- a/chromium/mojo/public/tools/bindings/BUILD.gn
++++ b/chromium/mojo/public/tools/bindings/BUILD.gn
+@@ -2,9 +2,11 @@
+ # Use of this source code is governed by a BSD-style license that can be
+ # found in the LICENSE file.
+
++import("//build/config/python.gni")
+ import("//mojo/public/tools/bindings/mojom.gni")
+ import("//third_party/jinja2/jinja2.gni")
+
++# TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds.
+ action("precompile_templates") {
+ sources = mojom_generator_sources
+ sources += [
+diff --git a/chromium/mojo/public/tools/bindings/gen_data_files_list.py b/chromium/mojo/public/tools/bindings/gen_data_files_list.py
+index 79c9e50efce..8b78d092418 100644
+--- a/chromium/mojo/public/tools/bindings/gen_data_files_list.py
++++ b/chromium/mojo/public/tools/bindings/gen_data_files_list.py
+@@ -18,7 +18,6 @@ import os
+ import re
+ import sys
+
+-from cStringIO import StringIO
+ from optparse import OptionParser
+
+ sys.path.insert(
+@@ -41,12 +40,9 @@ def main():
+ pattern = re.compile(options.pattern)
+ files = [f for f in os.listdir(options.directory) if pattern.match(f)]
+
+- stream = StringIO()
+- for f in files:
+- print(f, file=stream)
++ contents = '\n'.join(f for f in files) + '\n'
++ WriteFile(contents, options.output)
+
+- WriteFile(stream.getvalue(), options.output)
+- stream.close()
+
+ if __name__ == '__main__':
+ sys.exit(main())
+diff --git a/chromium/mojo/public/tools/bindings/generators/mojom_java_generator.py b/chromium/mojo/public/tools/bindings/generators/mojom_java_generator.py
+index 96b2fdfae0c..00b9dccd00c 100644
+--- a/chromium/mojo/public/tools/bindings/generators/mojom_java_generator.py
++++ b/chromium/mojo/public/tools/bindings/generators/mojom_java_generator.py
+@@ -25,6 +25,10 @@ sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir,
+ 'build', 'android', 'gyp'))
+ from util import build_utils
+
++# TODO(crbug.com/1174969): Remove this once Python2 is obsoleted.
++if sys.version_info.major != 2:
++ basestring = str
++ long = int
+
+ GENERATOR_PREFIX = 'java'
+
+diff --git a/chromium/mojo/public/tools/mojom/mojom/generate/generator.py b/chromium/mojo/public/tools/mojom/mojom/generate/generator.py
+index de62260a5c9..4a1c73fcf82 100644
+--- a/chromium/mojo/public/tools/mojom/mojom/generate/generator.py
++++ b/chromium/mojo/public/tools/mojom/mojom/generate/generator.py
+@@ -136,9 +136,14 @@ class Stylizer(object):
+
+ def WriteFile(contents, full_path):
+ # If |contents| is same with the file content, we skip updating.
++ if not isinstance(contents, bytes):
++ data = contents.encode('utf8')
++ else:
++ data = contents
++
+ if os.path.isfile(full_path):
+ with open(full_path, 'rb') as destination_file:
+- if destination_file.read() == contents:
++ if destination_file.read() == data:
+ return
+
+ # Make sure the containing directory exists.
+@@ -146,11 +151,8 @@ def WriteFile(contents, full_path):
+ fileutil.EnsureDirectoryExists(full_dir)
+
+ # Dump the data to disk.
+- with open(full_path, "wb") as f:
+- if not isinstance(contents, bytes):
+- f.write(contents.encode('utf-8'))
+- else:
+- f.write(contents)
++ with open(full_path, 'wb') as f:
++ f.write(data)
+
+
+ def AddComputedData(module):
+diff --git a/chromium/mojo/public/tools/mojom/mojom/generate/module.py b/chromium/mojo/public/tools/mojom/mojom/generate/module.py
+index ebbc9b322ea..3d026429bbc 100644
+--- a/chromium/mojo/public/tools/mojom/mojom/generate/module.py
++++ b/chromium/mojo/public/tools/mojom/mojom/generate/module.py
+@@ -398,7 +398,8 @@ class Field(object):
+
+
+ class StructField(Field):
+- pass
++ def __hash__(self):
++ return super(Field, self).__hash__()
+
+
+ class UnionField(Field):
+diff --git a/chromium/mojo/public/tools/mojom/mojom/generate/template_expander.py b/chromium/mojo/public/tools/mojom/mojom/generate/template_expander.py
+index 7a300560246..8d9e26fb7f6 100644
+--- a/chromium/mojo/public/tools/mojom/mojom/generate/template_expander.py
++++ b/chromium/mojo/public/tools/mojom/mojom/generate/template_expander.py
+@@ -75,9 +75,9 @@ def PrecompileTemplates(generator_modules, output_dir):
+ os.path.dirname(module.__file__), generator.GetTemplatePrefix())
+ ]))
+ jinja_env.filters.update(generator.GetFilters())
+- jinja_env.compile_templates(
+- os.path.join(output_dir, "%s.zip" % generator.GetTemplatePrefix()),
+- extensions=["tmpl"],
+- zip="stored",
+- py_compile=True,
+- ignore_errors=False)
++ jinja_env.compile_templates(os.path.join(
++ output_dir, "%s.zip" % generator.GetTemplatePrefix()),
++ extensions=["tmpl"],
++ zip="stored",
++ py_compile=sys.version_info.major < 3,
++ ignore_errors=False)
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/blink_v8_bridge.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/blink_v8_bridge.py
+index 3225ecca6e4..fc078d31b55 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/blink_v8_bridge.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/blink_v8_bridge.py
+@@ -344,7 +344,7 @@ def make_default_value_expr(idl_type, default_value):
+ """
+ assert default_value.is_type_compatible_with(idl_type)
+
+- class DefaultValueExpr:
++ class DefaultValueExpr(object):
+ _ALLOWED_SYMBOLS_IN_DEPS = ("isolate")
+
+ def __init__(self, initializer_expr, initializer_deps,
+@@ -502,7 +502,7 @@ def make_v8_to_blink_value(blink_var_name,
+ assert isinstance(blink_var_name, str)
+ assert isinstance(v8_value_expr, str)
+ assert isinstance(idl_type, web_idl.IdlType)
+- assert (argument_index is None or isinstance(argument_index, (int, long)))
++ assert (argument_index is None or isinstance(argument_index, int))
+ assert (default_value is None
+ or isinstance(default_value, web_idl.LiteralConstant))
+
+@@ -622,7 +622,7 @@ def make_v8_to_blink_value_variadic(blink_var_name, v8_array,
+ """
+ assert isinstance(blink_var_name, str)
+ assert isinstance(v8_array, str)
+- assert isinstance(v8_array_start_index, (int, long))
++ assert isinstance(v8_array_start_index, int)
+ assert isinstance(idl_type, web_idl.IdlType)
+
+ pattern = ("auto&& ${{{_1}}} = "
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/callback_interface.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/callback_interface.py
+index 4a6df513068..8b51f23a409 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/callback_interface.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/callback_interface.py
+@@ -177,7 +177,7 @@ def generate_callback_interface(callback_interface_identifier):
+ prop_install_mode=PropInstallMode.UNCONDITIONAL,
+ trampoline_var_name=None,
+ attribute_entries=[],
+- constant_entries=filter(is_unconditional, constant_entries),
++ constant_entries=list(filter(is_unconditional, constant_entries)),
+ exposed_construct_entries=[],
+ operation_entries=[])
+ (install_interface_template_decl, install_interface_template_def,
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/code_node.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/code_node.py
+index 52972fefe20..e5ae9d9629e 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/code_node.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/code_node.py
+@@ -503,13 +503,13 @@ class CompositeNode(CodeNode):
+ gensym_kwargs = {}
+ template_vars = {}
+ for arg in args:
+- assert isinstance(arg, (CodeNode, int, long, str))
++ assert isinstance(arg, (CodeNode, int, str))
+ gensym = CodeNode.gensym()
+ gensym_args.append("${{{}}}".format(gensym))
+ template_vars[gensym] = arg
+ for key, value in kwargs.items():
+- assert isinstance(key, (int, long, str))
+- assert isinstance(value, (CodeNode, int, long, str))
++ assert isinstance(key, (int, str))
++ assert isinstance(value, (CodeNode, int, str))
+ gensym = CodeNode.gensym()
+ gensym_kwargs[key] = "${{{}}}".format(gensym)
+ template_vars[gensym] = value
+@@ -602,7 +602,7 @@ class ListNode(CodeNode):
+ def insert(self, index, node):
+ if node is None:
+ return
+- assert isinstance(index, (int, long))
++ assert isinstance(index, int)
+ assert isinstance(node, CodeNode)
+ assert node.outer is None and node.prev is None
+
+@@ -721,7 +721,7 @@ class SymbolScopeNode(SequenceNode):
+ if not scope_chains:
+ return counts
+
+- self_index = iter(scope_chains).next().index(self)
++ self_index = next(iter(scope_chains)).index(self)
+ scope_chains = map(
+ lambda scope_chain: scope_chain[self_index + 1:], scope_chains)
+ scope_to_likeliness = {}
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_expr.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_expr.py
+index a229a6c71c9..5fa288dabf2 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_expr.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_expr.py
+@@ -109,7 +109,7 @@ def expr_and(terms):
+
+ if any(term.is_always_false for term in terms):
+ return _Expr(False)
+- terms = filter(lambda x: not x.is_always_true, terms)
++ terms = list(filter(lambda x: not x.is_always_true, terms))
+ if not terms:
+ return _Expr(True)
+ if len(terms) == 1:
+@@ -124,7 +124,7 @@ def expr_or(terms):
+
+ if any(term.is_always_true for term in terms):
+ return _Expr(True)
+- terms = filter(lambda x: not x.is_always_false, terms)
++ terms = list(filter(lambda x: not x.is_always_false, terms))
+ if not terms:
+ return _Expr(False)
+ if len(terms) == 1:
+@@ -222,7 +222,7 @@ def expr_from_exposure(exposure,
+ elif exposure.only_in_secure_contexts is False:
+ secure_context_term = _Expr(True)
+ else:
+- terms = map(ref_enabled, exposure.only_in_secure_contexts)
++ terms = list(map(ref_enabled, exposure.only_in_secure_contexts))
+ secure_context_term = expr_or(
+ [_Expr("${is_in_secure_context}"),
+ expr_not(expr_and(terms))])
+@@ -275,10 +275,11 @@ def expr_from_exposure(exposure,
+
+ # [ContextEnabled]
+ if exposure.context_enabled_features:
+- terms = map(
+- lambda feature: _Expr(
+- "${{context_feature_settings}}->is{}Enabled()".format(
+- feature)), exposure.context_enabled_features)
++ terms = list(
++ map(
++ lambda feature: _Expr(
++ "${{context_feature_settings}}->is{}Enabled()".format(
++ feature)), exposure.context_enabled_features))
+ context_enabled_terms.append(
+ expr_and([_Expr("${context_feature_settings}"),
+ expr_or(terms)]))
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_format.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_format.py
+index 87d26eec3ca..f3e9d38247e 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_format.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_format.py
+@@ -23,7 +23,7 @@ class _TemplateFormatter(string.Formatter):
+ self._template_formatter_indexing_count_ = 0
+
+ def get_value(self, key, args, kwargs):
+- if isinstance(key, (int, long)):
++ if isinstance(key, int):
+ return args[key]
+ assert isinstance(key, str)
+ if not key:
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_utils.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_utils.py
+index 2bcc4fed49a..e72282aa696 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_utils.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/codegen_utils.py
+@@ -116,4 +116,4 @@ def write_code_node_to_file(code_node, filepath):
+ # stderr=format_result.error_message))
+ #
+ # web_idl.file_io.write_to_file_if_changed(filepath, format_result.contents)
+- web_idl.file_io.write_to_file_if_changed(filepath, rendered_text)
++ web_idl.file_io.write_to_file_if_changed(filepath, rendered_text.encode('utf-8'))
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/dictionary.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/dictionary.py
+index b39f0100410..4d68202296b 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/dictionary.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/dictionary.py
+@@ -993,7 +993,7 @@ def make_dict_trace_func(cg_context):
+ _2 = _blink_member_name(member).value_var
+ return TextNode(_format(pattern, _1=_1, _2=_2))
+
+- body.extend(map(make_trace_member_node, own_members))
++ body.extend(list(map(make_trace_member_node, own_members)))
+ body.append(TextNode("BaseClass::Trace(visitor);"))
+
+ return func_decl, func_def
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/interface.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/interface.py
+index 10ff30656ad..bfdf7128aac 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/interface.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/interface.py
+@@ -582,7 +582,7 @@ def _make_blink_api_call(code_node,
+ overriding_args=None):
+ assert isinstance(code_node, SymbolScopeNode)
+ assert isinstance(cg_context, CodeGenContext)
+- assert num_of_args is None or isinstance(num_of_args, (int, long))
++ assert num_of_args is None or isinstance(num_of_args, int)
+ assert (overriding_args is None
+ or (isinstance(overriding_args, (list, tuple))
+ and all(isinstance(arg, str) for arg in overriding_args)))
+@@ -1196,8 +1196,10 @@ def make_overload_dispatcher(cg_context):
+ did_use_break = did_use_break or can_fail
+
+ conditional = expr_or(
+- map(lambda item: expr_from_exposure(item.function_like.exposure),
+- items))
++ list(
++ map(
++ lambda item: expr_from_exposure(item.function_like.exposure
++ ), items)))
+ if not conditional.is_always_true:
+ node = CxxUnlikelyIfNode(cond=conditional, body=node)
+
+@@ -4642,7 +4644,7 @@ class _PropEntryConstructorGroup(_PropEntryBase):
+ def __init__(self, is_context_dependent, exposure_conditional, world,
+ constructor_group, ctor_callback_name, ctor_func_length):
+ assert isinstance(ctor_callback_name, str)
+- assert isinstance(ctor_func_length, (int, long))
++ assert isinstance(ctor_func_length, int)
+
+ _PropEntryBase.__init__(self, is_context_dependent,
+ exposure_conditional, world, constructor_group)
+@@ -4670,7 +4672,7 @@ class _PropEntryOperationGroup(_PropEntryBase):
+ op_func_length,
+ no_alloc_direct_callback_name=None):
+ assert isinstance(op_callback_name, str)
+- assert isinstance(op_func_length, (int, long))
++ assert isinstance(op_func_length, int)
+
+ _PropEntryBase.__init__(self, is_context_dependent,
+ exposure_conditional, world, operation_group)
+@@ -5175,9 +5177,9 @@ def make_install_interface_template(cg_context, function_name, class_name, api_c
+ ])
+
+ if class_like.identifier == "CSSStyleDeclaration":
+- css_properties = filter(
+- lambda attr: "CSSProperty" in attr.extended_attributes,
+- class_like.attributes)
++ css_properties = list(
++ filter(lambda attr: "CSSProperty" in attr.extended_attributes,
++ class_like.attributes))
+ if css_properties:
+ prop_name_list = "".join(
+ map(lambda attr: "\"{}\", ".format(attr.identifier),
+@@ -5567,8 +5569,8 @@ ${instance_object} = ${v8_context}->Global()->GetPrototype().As<v8::Object>();\
+ "V8DOMConfiguration::InstallConstants(${isolate}, "
+ "${interface_template}, ${prototype_template}, "
+ "kConstantCallbackTable, base::size(kConstantCallbackTable));")
+- constant_callback_entries = filter(lambda entry: entry.const_callback_name,
+- constant_entries)
++ constant_callback_entries = list(filter(lambda entry: entry.const_callback_name,
++ constant_entries))
+ install_properties(table_name, constant_callback_entries,
+ _make_constant_callback_registration_table,
+ installer_call_text)
+@@ -5584,8 +5586,8 @@ ${instance_object} = ${v8_context}->Global()->GetPrototype().As<v8::Object>();\
+ "V8DOMConfiguration::InstallConstants(${isolate}, "
+ "${interface_template}, ${prototype_template}, "
+ "kConstantValueTable, base::size(kConstantValueTable));")
+- constant_value_entries = filter(
+- lambda entry: not entry.const_callback_name, constant_entries)
++ constant_value_entries = list(filter(
++ lambda entry: not entry.const_callback_name, constant_entries))
+ install_properties(table_name, constant_value_entries,
+ _make_constant_value_registration_table,
+ installer_call_text)
+@@ -6336,8 +6338,8 @@ def make_v8_context_snapshot_api(cg_context, component, attribute_entries,
+ assert isinstance(component, web_idl.Component)
+
+ derived_interfaces = cg_context.interface.deriveds
+- derived_names = map(lambda interface: interface.identifier,
+- derived_interfaces)
++ derived_names = list(
++ map(lambda interface: interface.identifier, derived_interfaces))
+ derived_names.append(cg_context.interface.identifier)
+ if not ("Window" in derived_names or "HTMLDocument" in derived_names):
+ return None, None
+@@ -6411,9 +6413,11 @@ def _make_v8_context_snapshot_get_reference_table_function(
+ collect_callbacks(named_properties_object_callback_defs)
+ collect_callbacks(cross_origin_property_callback_defs)
+
+- entry_nodes = map(
+- lambda name: TextNode("reinterpret_cast<intptr_t>({}),".format(name)),
+- filter(None, callback_names))
++ entry_nodes = list(
++ map(
++ lambda name: TextNode("reinterpret_cast<intptr_t>({}),".format(name
++ )),
++ filter(None, callback_names)))
+ table_node = ListNode([
+ TextNode("using namespace ${class_name}Callbacks;"),
+ TextNode("static const intptr_t kReferenceTable[] = {"),
+@@ -6451,10 +6455,11 @@ def _make_v8_context_snapshot_install_props_per_context_function(
+ class_name=None,
+ prop_install_mode=PropInstallMode.V8_CONTEXT_SNAPSHOT,
+ trampoline_var_name=None,
+- attribute_entries=filter(selector, attribute_entries),
+- constant_entries=filter(selector, constant_entries),
+- exposed_construct_entries=filter(selector, exposed_construct_entries),
+- operation_entries=filter(selector, operation_entries))
++ attribute_entries=list(filter(selector, attribute_entries)),
++ constant_entries=list(filter(selector, constant_entries)),
++ exposed_construct_entries=list(
++ filter(selector, exposed_construct_entries)),
++ operation_entries=list(filter(selector, operation_entries)))
+
+ return func_decl, func_def
+
+@@ -6810,11 +6815,11 @@ def generate_interface(interface_identifier):
+ class_name=impl_class_name,
+ prop_install_mode=PropInstallMode.UNCONDITIONAL,
+ trampoline_var_name=tp_install_unconditional_props,
+- attribute_entries=filter(is_unconditional, attribute_entries),
+- constant_entries=filter(is_unconditional, constant_entries),
+- exposed_construct_entries=filter(is_unconditional,
+- exposed_construct_entries),
+- operation_entries=filter(is_unconditional, operation_entries))
++ attribute_entries=list(filter(is_unconditional, attribute_entries)),
++ constant_entries=list(filter(is_unconditional, constant_entries)),
++ exposed_construct_entries=list(
++ filter(is_unconditional, exposed_construct_entries)),
++ operation_entries=list(filter(is_unconditional, operation_entries)))
+ (install_context_independent_props_decl,
+ install_context_independent_props_def,
+ install_context_independent_props_trampoline) = make_install_properties(
+@@ -6823,11 +6828,14 @@ def generate_interface(interface_identifier):
+ class_name=impl_class_name,
+ prop_install_mode=PropInstallMode.CONTEXT_INDEPENDENT,
+ trampoline_var_name=tp_install_context_independent_props,
+- attribute_entries=filter(is_context_independent, attribute_entries),
+- constant_entries=filter(is_context_independent, constant_entries),
+- exposed_construct_entries=filter(is_context_independent,
+- exposed_construct_entries),
+- operation_entries=filter(is_context_independent, operation_entries))
++ attribute_entries=list(
++ filter(is_context_independent, attribute_entries)),
++ constant_entries=list(filter(is_context_independent,
++ constant_entries)),
++ exposed_construct_entries=list(
++ filter(is_context_independent, exposed_construct_entries)),
++ operation_entries=list(
++ filter(is_context_independent, operation_entries)))
+ (install_context_dependent_props_decl, install_context_dependent_props_def,
+ install_context_dependent_props_trampoline) = make_install_properties(
+ cg_context,
+@@ -6835,11 +6843,13 @@ def generate_interface(interface_identifier):
+ class_name=impl_class_name,
+ prop_install_mode=PropInstallMode.CONTEXT_DEPENDENT,
+ trampoline_var_name=tp_install_context_dependent_props,
+- attribute_entries=filter(is_context_dependent, attribute_entries),
+- constant_entries=filter(is_context_dependent, constant_entries),
+- exposed_construct_entries=filter(is_context_dependent,
+- exposed_construct_entries),
+- operation_entries=filter(is_context_dependent, operation_entries))
++ attribute_entries=list(filter(is_context_dependent,
++ attribute_entries)),
++ constant_entries=list(filter(is_context_dependent, constant_entries)),
++ exposed_construct_entries=list(
++ filter(is_context_dependent, exposed_construct_entries)),
++ operation_entries=list(filter(is_context_dependent,
++ operation_entries)))
+ (install_interface_template_decl, install_interface_template_def,
+ install_interface_template_trampoline) = make_install_interface_template(
+ cg_context,
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/mako_renderer.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/mako_renderer.py
+index b4c70553863..f3a2fcd772d 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/mako_renderer.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/mako_renderer.py
+@@ -105,7 +105,7 @@ class MakoRenderer(object):
+ on_error = self._caller_stack_on_error
+ if (len(current) <= len(on_error)
+ and all(current[i] == on_error[i]
+- for i in xrange(len(current)))):
++ for i in range(len(current)))):
+ pass # Error happened in a deeper caller.
+ else:
+ self._caller_stack_on_error = list(self._caller_stack)
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/style_format.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/style_format.py
+index dc3493cc394..017d3d47bb3 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/style_format.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/style_format.py
+@@ -70,8 +70,13 @@ def gn_format(contents, filename=None):
+
+
+ def _invoke_format_command(command_line, filename, contents):
+- proc = subprocess.Popen(
+- command_line, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
++ kwargs = {}
++ if sys.version_info.major != 2:
++ kwargs['encoding'] = 'utf-8'
++ proc = subprocess.Popen(command_line,
++ stdin=subprocess.PIPE,
++ stdout=subprocess.PIPE,
++ **kwargs)
+ stdout_output, stderr_output = proc.communicate(input=contents)
+ exit_code = proc.wait()
+
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/task_queue.py b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/task_queue.py
+index 0d8f4c0f303..e666a9b668e 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/task_queue.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/bind_gen/task_queue.py
+@@ -2,6 +2,7 @@
+ # Use of this source code is governed by a BSD-style license that can be
+ # found in the LICENSE file.
+
++import functools
+ import multiprocessing
+
+ from .package_initializer import package_initializer
+@@ -76,7 +77,7 @@ class TaskQueue(object):
+ if not report_progress:
+ return
+
+- done_count = reduce(
++ done_count = functools.reduce(
+ lambda count, worker_task: count + bool(worker_task.ready()),
+ self._worker_tasks, 0)
+ report_progress(len(self._worker_tasks), done_count)
+@@ -85,4 +86,4 @@ class TaskQueue(object):
+ def _task_queue_run_tasks(tasks):
+ for task in tasks:
+ func, args, kwargs = task
+- apply(func, args, kwargs)
++ func(*args, **kwargs)
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/code_generator.py b/chromium/third_party/blink/renderer/bindings/scripts/code_generator.py
+index e8280be7213..e49e6eb965e 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/code_generator.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/code_generator.py
+@@ -13,6 +13,7 @@ import re
+ import sys
+
+ from idl_types import set_ancestors, IdlType
++from itertools import groupby
+ from v8_globals import includes
+ from v8_interface import constant_filters
+ from v8_types import set_component_dirs
+@@ -43,6 +44,7 @@ TEMPLATES_DIR = os.path.normpath(
+ # after path[0] == invoking script dir
+ sys.path.insert(1, THIRD_PARTY_DIR)
+ import jinja2
++from jinja2.filters import make_attrgetter, environmentfilter
+
+
+ def generate_indented_conditional(code, conditional):
+@@ -88,6 +90,13 @@ def runtime_enabled_if(code, name):
+ return generate_indented_conditional(code, function)
+
+
++ at environmentfilter
++def do_stringify_key_group_by(environment, value, attribute):
++ expr = make_attrgetter(environment, attribute)
++ key = lambda item: '' if expr(item) is None else str(expr(item))
++ return groupby(sorted(value, key=key), expr)
++
++
+ def initialize_jinja_env(cache_dir):
+ jinja_env = jinja2.Environment(
+ loader=jinja2.FileSystemLoader(TEMPLATES_DIR),
+@@ -117,6 +126,7 @@ def initialize_jinja_env(cache_dir):
+ })
+ jinja_env.filters.update(constant_filters())
+ jinja_env.filters.update(method_filters())
++ jinja_env.filters["stringifykeygroupby"] = do_stringify_key_group_by
+ return jinja_env
+
+
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/generate_origin_trial_features.py b/chromium/third_party/blink/renderer/bindings/scripts/generate_origin_trial_features.py
+index 130004eae83..04c0fabcef2 100755
+--- a/chromium/third_party/blink/renderer/bindings/scripts/generate_origin_trial_features.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/generate_origin_trial_features.py
+@@ -80,7 +80,7 @@ def read_idl_file(reader, idl_filename):
+ assert len(interfaces) == 1, (
+ "Expected one interface in file %r, found %d" %
+ (idl_filename, len(interfaces)))
+- return (interfaces.values()[0], includes)
++ return (list(interfaces.values())[0], includes)
+
+
+ def interface_is_global(interface):
+@@ -281,7 +281,7 @@ def main():
+
+ info_provider = create_component_info_provider(
+ os.path.normpath(options.info_dir), options.target_component)
+- idl_filenames = map(str.strip, open(options.idl_files_list))
++ idl_filenames = list(map(str.strip, open(options.idl_files_list)))
+
+ generate_origin_trial_features(info_provider, options, idl_filenames)
+ return 0
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/idl_definitions.py b/chromium/third_party/blink/renderer/bindings/scripts/idl_definitions.py
+index 14e6e9d3f87..b027818aef2 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/idl_definitions.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/idl_definitions.py
+@@ -394,7 +394,8 @@ class IdlInterface(object):
+ else:
+ raise ValueError('Unrecognized node class: %s' % child_class)
+
+- if len(filter(None, [self.iterable, self.maplike, self.setlike])) > 1:
++ if len(list(filter(None,
++ [self.iterable, self.maplike, self.setlike]))) > 1:
+ raise ValueError(
+ 'Interface can only have one of iterable<>, maplike<> and setlike<>.'
+ )
+@@ -512,6 +513,9 @@ class IdlAttribute(TypedObject):
+ def accept(self, visitor):
+ visitor.visit_attribute(self)
+
++ def __lt__(self, other):
++ return self.name < other.name
++
+
+ ################################################################################
+ # Constants
+@@ -852,7 +856,7 @@ class IdlIncludes(object):
+ ################################################################################
+
+
+-class Exposure:
++class Exposure(object):
+ """An Exposure holds one Exposed or RuntimeEnabled condition.
+ Each exposure has two properties: exposed and runtime_enabled.
+ Exposure(e, r) corresponds to [Exposed(e r)]. Exposure(e) corresponds to
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/idl_reader.py b/chromium/third_party/blink/renderer/bindings/scripts/idl_reader.py
+index 8d72865a6ca..b80eebdcd61 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/idl_reader.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/idl_reader.py
+@@ -55,8 +55,8 @@ def validate_blink_idl_definitions(idl_filename, idl_file_basename,
+ definitions. There is no filename convention in this case.
+ - Otherwise, an IDL file is invalid.
+ """
+- targets = (
+- definitions.interfaces.values() + definitions.dictionaries.values())
++ targets = (list(definitions.interfaces.values()) +
++ list(definitions.dictionaries.values()))
+ number_of_targets = len(targets)
+ if number_of_targets > 1:
+ raise Exception(
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/idl_types.py b/chromium/third_party/blink/renderer/bindings/scripts/idl_types.py
+index cd4f0c3513b..ab95e9c0b08 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/idl_types.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/idl_types.py
+@@ -349,7 +349,7 @@ class IdlUnionType(IdlTypeBase):
+ return True
+
+ def single_matching_member_type(self, predicate):
+- matching_types = filter(predicate, self.flattened_member_types)
++ matching_types = list(filter(predicate, self.flattened_member_types))
+ if len(matching_types) > 1:
+ raise ValueError('%s is ambiguous.' % self.name)
+ return matching_types[0] if matching_types else None
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/utilities.py b/chromium/third_party/blink/renderer/bindings/scripts/utilities.py
+index e1677ee7bd6..3c5006f064f 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/utilities.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/utilities.py
+@@ -196,8 +196,9 @@ class ComponentInfoProviderModules(ComponentInfoProvider):
+
+ @property
+ def callback_functions(self):
+- return dict(self._component_info_core['callback_functions'].items() +
+- self._component_info_modules['callback_functions'].items())
++ return dict(
++ list(self._component_info_core['callback_functions'].items()) +
++ list(self._component_info_modules['callback_functions'].items()))
+
+ @property
+ def specifier_for_export(self):
+@@ -209,8 +210,8 @@ class ComponentInfoProviderModules(ComponentInfoProvider):
+
+
+ def load_interfaces_info_overall_pickle(info_dir):
+- with open(os.path.join(info_dir,
+- 'interfaces_info.pickle')) as interface_info_file:
++ with open(os.path.join(info_dir, 'interfaces_info.pickle'),
++ mode='rb') as interface_info_file:
+ return pickle.load(interface_info_file)
+
+
+@@ -236,23 +237,20 @@ def merge_dict_recursively(target, diff):
+
+ def create_component_info_provider_core(info_dir):
+ interfaces_info = load_interfaces_info_overall_pickle(info_dir)
+- with open(
+- os.path.join(info_dir, 'core',
+- 'component_info_core.pickle')) as component_info_file:
++ with open(os.path.join(info_dir, 'core', 'component_info_core.pickle'),
++ mode='rb') as component_info_file:
+ component_info = pickle.load(component_info_file)
+ return ComponentInfoProviderCore(interfaces_info, component_info)
+
+
+ def create_component_info_provider_modules(info_dir):
+ interfaces_info = load_interfaces_info_overall_pickle(info_dir)
+- with open(
+- os.path.join(info_dir, 'core',
+- 'component_info_core.pickle')) as component_info_file:
++ with open(os.path.join(info_dir, 'core', 'component_info_core.pickle'),
++ mode='rb') as component_info_file:
+ component_info_core = pickle.load(component_info_file)
+- with open(
+- os.path.join(
+- info_dir, 'modules',
+- 'component_info_modules.pickle')) as component_info_file:
++ with open(os.path.join(info_dir, 'modules',
++ 'component_info_modules.pickle'),
++ mode='rb') as component_info_file:
+ component_info_modules = pickle.load(component_info_file)
+ return ComponentInfoProviderModules(interfaces_info, component_info_core,
+ component_info_modules)
+@@ -356,7 +354,7 @@ def write_pickle_file(pickle_filename, data):
+ pickle_filename = abs(pickle_filename)
+ # If |data| is same with the file content, we skip updating.
+ if os.path.isfile(pickle_filename):
+- with open(pickle_filename) as pickle_file:
++ with open(pickle_filename, 'rb') as pickle_file:
+ try:
+ if pickle.load(pickle_file) == data:
+ return
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/v8_interface.py b/chromium/third_party/blink/renderer/bindings/scripts/v8_interface.py
+index a43260414db..a85b03abe75 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/v8_interface.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/v8_interface.py
+@@ -189,7 +189,7 @@ def context_enabled_features(attributes):
+ return sorted([
+ member for member in members
+ if member.get(KEY) and not member.get('exposed_test')
+- ])
++ ], key=lambda item: item['name'])
+
+ def member_filter_by_name(members, name):
+ return [member for member in members if member[KEY] == name]
+@@ -612,7 +612,8 @@ def interface_context(interface, interfaces, component_info):
+ sorted(
+ origin_trial_features(interface, context['constants'],
+ context['attributes'], context['methods']) +
+- context_enabled_features(context['attributes'])),
++ context_enabled_features(context['attributes']),
++ key=lambda item: item['name']),
+ })
+ if context['optional_features']:
+ includes.add('platform/bindings/v8_per_context_data.h')
+@@ -1356,9 +1357,9 @@ def resolution_tests_methods(effective_overloads):
+
+ # Extract argument and IDL type to simplify accessing these in each loop.
+ arguments = [method['arguments'][index] for method in methods]
+- arguments_methods = zip(arguments, methods)
++ arguments_methods = list(zip(arguments, methods))
+ idl_types = [argument['idl_type_object'] for argument in arguments]
+- idl_types_methods = zip(idl_types, methods)
++ idl_types_methods = list(zip(idl_types, methods))
+
+ # We can’t do a single loop through all methods or simply sort them, because
+ # a method may be listed in multiple steps of the resolution algorithm, and
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/v8_methods.py b/chromium/third_party/blink/renderer/bindings/scripts/v8_methods.py
+index 5f1f89a3def..6ee8a407798 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/v8_methods.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/v8_methods.py
+@@ -46,6 +46,10 @@ import v8_types
+ import v8_utilities
+ from v8_utilities import (has_extended_attribute_value, is_unforgeable)
+
++# TODO: Remove this once Python2 is obsoleted.
++if sys.version_info.major != 2:
++ basestring = str
++
+
+ def method_is_visible(method, interface_is_partial):
+ if 'overloads' in method:
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/v8_utilities.py b/chromium/third_party/blink/renderer/bindings/scripts/v8_utilities.py
+index 2ecd6923320..fcfc48371b1 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/v8_utilities.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/v8_utilities.py
+@@ -271,7 +271,7 @@ EXPOSED_WORKERS = set([
+ ])
+
+
+-class ExposureSet:
++class ExposureSet(object):
+ """An ExposureSet is a collection of Exposure instructions."""
+
+ def __init__(self, exposures=None):
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/callback_interface.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/callback_interface.py
+index 13fb7c7068d..b73b7710687 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/callback_interface.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/callback_interface.py
+@@ -91,11 +91,13 @@ class CallbackInterface(UserDefinedType, WithExtendedAttributes,
+ for operation_ir in ir.operations
+ ])
+ self._operation_groups = tuple([
+- OperationGroup(
+- operation_group_ir,
+- filter(lambda x: x.identifier == operation_group_ir.identifier,
+- self._operations),
+- owner=self) for operation_group_ir in ir.operation_groups
++ OperationGroup(operation_group_ir,
++ list(
++ filter(
++ lambda x: x.identifier == operation_group_ir
++ .identifier, self._operations)),
++ owner=self)
++ for operation_group_ir in ir.operation_groups
+ ])
+
+ @property
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/database.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/database.py
+index c92cf48eb2a..f5d59129449 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/database.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/database.py
+@@ -156,4 +156,4 @@ class Database(object):
+ return self._view_by_kind(Database._Kind.UNION)
+
+ def _view_by_kind(self, kind):
+- return self._impl.find_by_kind(kind).values()
++ return list(self._impl.find_by_kind(kind).values())
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/exposure.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/exposure.py
+index abaeef39c30..e36cf7439ae 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/exposure.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/exposure.py
+@@ -8,8 +8,11 @@ from .runtime_enabled_features import RuntimeEnabledFeatures
+ class _Feature(str):
+ """Represents a runtime-enabled feature."""
+
++ def __new__(cls, value):
++ return str.__new__(cls, value)
++
+ def __init__(self, value):
+- str.__init__(self, value)
++ str.__init__(self)
+ self._is_context_dependent = (
+ RuntimeEnabledFeatures.is_context_dependent(self))
+
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/function_like.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/function_like.py
+index 648c70d803d..1712f19c672 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/function_like.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/function_like.py
+@@ -71,8 +71,9 @@ class FunctionLike(WithIdentifier):
+ def num_of_required_arguments(self):
+ """Returns the number of required arguments."""
+ return len(
+- filter(lambda arg: not (arg.is_optional or arg.is_variadic),
+- self.arguments))
++ list(
++ filter(lambda arg: not (arg.is_optional or arg.is_variadic),
++ self.arguments)))
+
+
+ class OverloadGroup(WithIdentifier):
+@@ -171,8 +172,7 @@ class OverloadGroup(WithIdentifier):
+ Returns the effective overload set.
+ https://heycam.github.io/webidl/#compute-the-effective-overload-set
+ """
+- assert argument_count is None or isinstance(argument_count,
+- (int, long))
++ assert argument_count is None or isinstance(argument_count, int)
+
+ N = argument_count
+ S = []
+@@ -188,21 +188,21 @@ class OverloadGroup(WithIdentifier):
+
+ S.append(
+ OverloadGroup.EffectiveOverloadItem(
+- X, map(lambda arg: arg.idl_type, X.arguments),
+- map(lambda arg: arg.optionality, X.arguments)))
++ X, list(map(lambda arg: arg.idl_type, X.arguments)),
++ list(map(lambda arg: arg.optionality, X.arguments))))
+
+ if X.is_variadic:
+- for i in xrange(n, max(maxarg, N)):
+- t = map(lambda arg: arg.idl_type, X.arguments)
+- o = map(lambda arg: arg.optionality, X.arguments)
+- for _ in xrange(n, i + 1):
++ for i in range(n, max(maxarg, N)):
++ t = list(map(lambda arg: arg.idl_type, X.arguments))
++ o = list(map(lambda arg: arg.optionality, X.arguments))
++ for _ in range(n, i + 1):
+ t.append(X.arguments[-1].idl_type)
+ o.append(X.arguments[-1].optionality)
+ S.append(OverloadGroup.EffectiveOverloadItem(X, t, o))
+
+- t = map(lambda arg: arg.idl_type, X.arguments)
+- o = map(lambda arg: arg.optionality, X.arguments)
+- for i in xrange(n - 1, -1, -1):
++ t = list(map(lambda arg: arg.idl_type, X.arguments))
++ o = list(map(lambda arg: arg.optionality, X.arguments))
++ for i in range(n - 1, -1, -1):
+ if X.arguments[i].optionality == IdlType.Optionality.REQUIRED:
+ break
+ S.append(OverloadGroup.EffectiveOverloadItem(X, t[:i], o[:i]))
+@@ -222,7 +222,7 @@ class OverloadGroup(WithIdentifier):
+ for item in items)
+ assert len(items) > 1
+
+- for index in xrange(len(items[0].type_list)):
++ for index in range(len(items[0].type_list)):
+ # Assume that the given items are valid, and we only need to test
+ # the two types.
+ if OverloadGroup.are_distinguishable_types(
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/idl_compiler.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/idl_compiler.py
+index c5ee2bd8a3d..58315072480 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/idl_compiler.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/idl_compiler.py
+@@ -149,8 +149,8 @@ class IdlCompiler(object):
+ for old_ir in old_irs:
+ new_ir = make_copy(old_ir)
+ self._ir_map.add(new_ir)
+- new_ir.attributes = filter(not_disabled, new_ir.attributes)
+- new_ir.operations = filter(not_disabled, new_ir.operations)
++ new_ir.attributes = list(filter(not_disabled, new_ir.attributes))
++ new_ir.operations = list(filter(not_disabled, new_ir.operations))
+
+ def _record_defined_in_partial_and_mixin(self):
+ old_irs = self._ir_map.irs_of_kinds(
+@@ -231,7 +231,7 @@ class IdlCompiler(object):
+ only_to_members_of_partial_or_mixin=False)
+ propagate_to_exposure(propagate)
+
+- map(process_member_like, ir.iter_all_members())
++ list(map(process_member_like, ir.iter_all_members()))
+
+ def process_member_like(ir):
+ propagate = functools.partial(propagate_extattr, ir=ir)
+@@ -257,7 +257,7 @@ class IdlCompiler(object):
+
+ self._ir_map.move_to_new_phase()
+
+- map(process_interface_like, old_irs)
++ list(map(process_interface_like, old_irs))
+
+ def _determine_blink_headers(self):
+ irs = self._ir_map.irs_of_kinds(
+@@ -422,9 +422,9 @@ class IdlCompiler(object):
+ assert not new_interface.deriveds
+ derived_set = identifier_to_derived_set.get(
+ new_interface.identifier, set())
+- new_interface.deriveds = map(
+- lambda id_: self._ref_to_idl_def_factory.create(id_),
+- sorted(derived_set))
++ new_interface.deriveds = list(
++ map(lambda id_: self._ref_to_idl_def_factory.create(id_),
++ sorted(derived_set)))
+
+ def _supplement_missing_html_constructor_operation(self):
+ # Temporary mitigation of misuse of [HTMLConstructor]
+@@ -553,7 +553,8 @@ class IdlCompiler(object):
+ self._ir_map.add(new_ir)
+
+ for group in new_ir.iter_all_overload_groups():
+- exposures = map(lambda overload: overload.exposure, group)
++ exposures = list(map(lambda overload: overload.exposure,
++ group))
+
+ # [Exposed]
+ if any(not exposure.global_names_and_features
+@@ -653,8 +654,8 @@ class IdlCompiler(object):
+ constructs = set()
+ for global_name in global_names:
+ constructs.update(exposed_map.get(global_name, []))
+- new_ir.exposed_constructs = map(
+- self._ref_to_idl_def_factory.create, sorted(constructs))
++ new_ir.exposed_constructs = list(
++ map(self._ref_to_idl_def_factory.create, sorted(constructs)))
+
+ assert not new_ir.legacy_window_aliases
+ if new_ir.identifier != 'Window':
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/interface.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/interface.py
+index 65d24e529d1..067ef2eb0b2 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/interface.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/interface.py
+@@ -180,8 +180,9 @@ class Interface(UserDefinedType, WithExtendedAttributes, WithCodeGeneratorInfo,
+ self._constructor_groups = tuple([
+ ConstructorGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._constructors),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._constructors)),
+ owner=self) for group_ir in ir.constructor_groups
+ ])
+ assert len(self._constructor_groups) <= 1
+@@ -192,8 +193,9 @@ class Interface(UserDefinedType, WithExtendedAttributes, WithCodeGeneratorInfo,
+ self._named_constructor_groups = tuple([
+ ConstructorGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._named_constructors),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._named_constructors)),
+ owner=self) for group_ir in ir.named_constructor_groups
+ ])
+ self._operations = tuple([
+@@ -203,22 +205,23 @@ class Interface(UserDefinedType, WithExtendedAttributes, WithCodeGeneratorInfo,
+ self._operation_groups = tuple([
+ OperationGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._operations),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._operations)),
+ owner=self) for group_ir in ir.operation_groups
+ ])
+ self._exposed_constructs = tuple(ir.exposed_constructs)
+ self._legacy_window_aliases = tuple(ir.legacy_window_aliases)
+ self._indexed_and_named_properties = None
+- indexed_and_named_property_operations = filter(
+- lambda x: x.is_indexed_or_named_property_operation,
+- self._operations)
++ indexed_and_named_property_operations = list(
++ filter(lambda x: x.is_indexed_or_named_property_operation,
++ self._operations))
+ if indexed_and_named_property_operations:
+ self._indexed_and_named_properties = IndexedAndNamedProperties(
+ indexed_and_named_property_operations, owner=self)
+ self._stringifier = None
+- stringifier_operation_irs = filter(lambda x: x.is_stringifier,
+- ir.operations)
++ stringifier_operation_irs = list(
++ filter(lambda x: x.is_stringifier, ir.operations))
+ if stringifier_operation_irs:
+ assert len(stringifier_operation_irs) == 1
+ op_ir = make_copy(stringifier_operation_irs[0])
+@@ -231,8 +234,9 @@ class Interface(UserDefinedType, WithExtendedAttributes, WithCodeGeneratorInfo,
+ attribute = None
+ if operation.stringifier_attribute:
+ attr_id = operation.stringifier_attribute
+- attributes = filter(lambda x: x.identifier == attr_id,
+- self._attributes)
++ attributes = list(
++ filter(lambda x: x.identifier == attr_id,
++ self._attributes))
+ assert len(attributes) == 1
+ attribute = attributes[0]
+ self._stringifier = Stringifier(operation, attribute, owner=self)
+@@ -578,8 +582,9 @@ class Iterable(WithDebugInfo):
+ self._operation_groups = tuple([
+ OperationGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._operations),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._operations)),
+ owner=owner) for group_ir in ir.operation_groups
+ ])
+
+@@ -666,8 +671,9 @@ class Maplike(WithDebugInfo):
+ self._operation_groups = tuple([
+ OperationGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._operations),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._operations)),
+ owner=owner) for group_ir in ir.operation_groups
+ ])
+
+@@ -755,8 +761,9 @@ class Setlike(WithDebugInfo):
+ self._operation_groups = tuple([
+ OperationGroup(
+ group_ir,
+- filter(lambda x: x.identifier == group_ir.identifier,
+- self._operations),
++ list(
++ filter(lambda x: x.identifier == group_ir.identifier,
++ self._operations)),
+ owner=owner) for group_ir in ir.operation_groups
+ ])
+
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/ir_builder.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/ir_builder.py
+index e9aeff4ab82..d80554d603e 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/ir_builder.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/ir_builder.py
+@@ -2,6 +2,8 @@
+ # Use of this source code is governed by a BSD-style license that can be
+ # found in the LICENSE file.
+
++import sys
++
+ from .argument import Argument
+ from .ast_group import AstGroup
+ from .attribute import Attribute
+@@ -30,6 +32,11 @@ from .operation import Operation
+ from .typedef import Typedef
+
+
++# TODO: Remove this once Python2 is obsoleted.
++if sys.version_info.major != 2:
++ long = int
++
++
+ def load_and_register_idl_definitions(filepaths, register_ir,
+ create_ref_to_idl_def, idl_type_factory):
+ """
+@@ -160,7 +167,7 @@ class _IRBuilder(object):
+ child_nodes = list(node.GetChildren())
+ extended_attributes = self._take_extended_attributes(child_nodes)
+
+- members = map(self._build_interface_member, child_nodes)
++ members = list(map(self._build_interface_member, child_nodes))
+ attributes = []
+ constants = []
+ operations = []
+@@ -302,7 +309,7 @@ class _IRBuilder(object):
+ child_nodes = list(node.GetChildren())
+ inherited = self._take_inheritance(child_nodes)
+ extended_attributes = self._take_extended_attributes(child_nodes)
+- own_members = map(self._build_dictionary_member, child_nodes)
++ own_members = list(map(self._build_dictionary_member, child_nodes))
+
+ return Dictionary.IR(
+ identifier=Identifier(node.GetName()),
+@@ -336,7 +343,7 @@ class _IRBuilder(object):
+
+ child_nodes = list(node.GetChildren())
+ extended_attributes = self._take_extended_attributes(child_nodes)
+- members = map(self._build_interface_member, child_nodes)
++ members = list(map(self._build_interface_member, child_nodes))
+ constants = []
+ operations = []
+ for member in members:
+@@ -456,8 +463,8 @@ class _IRBuilder(object):
+ assert len(child_nodes) == 1
+ child = child_nodes[0]
+ if child.GetClass() == 'Arguments':
+- arguments = map(build_extattr_argument,
+- child.GetChildren())
++ arguments = list(
++ map(build_extattr_argument, child.GetChildren()))
+ elif child.GetClass() == 'Call':
+ assert len(child.GetChildren()) == 1
+ grand_child = child.GetChildren()[0]
+@@ -486,7 +493,9 @@ class _IRBuilder(object):
+
+ assert node.GetClass() == 'ExtAttributes'
+ return ExtendedAttributes(
+- filter(None, map(build_extended_attribute, node.GetChildren())))
++ list(
++ filter(None, map(build_extended_attribute,
++ node.GetChildren()))))
+
+ def _build_inheritance(self, node):
+ assert node.GetClass() == 'Inherit'
+@@ -506,7 +515,7 @@ class _IRBuilder(object):
+
+ def _build_iterable(self, node):
+ assert node.GetClass() == 'Iterable'
+- types = map(self._build_type, node.GetChildren())
++ types = list(map(self._build_type, node.GetChildren()))
+ assert len(types) == 1 or len(types) == 2
+ if len(types) == 1: # value iterator
+ key_type, value_type = (None, types[0])
+@@ -584,7 +593,7 @@ class _IRBuilder(object):
+ def _build_maplike(self, node, interface_identifier):
+ assert node.GetClass() == 'Maplike'
+ assert isinstance(interface_identifier, Identifier)
+- types = map(self._build_type, node.GetChildren())
++ types = list(map(self._build_type, node.GetChildren()))
+ assert len(types) == 2
+ key_type, value_type = types
+ is_readonly = bool(node.GetProperty('READONLY'))
+@@ -676,7 +685,7 @@ class _IRBuilder(object):
+ def _build_setlike(self, node, interface_identifier):
+ assert node.GetClass() == 'Setlike'
+ assert isinstance(interface_identifier, Identifier)
+- types = map(self._build_type, node.GetChildren())
++ types = list(map(self._build_type, node.GetChildren()))
+ assert len(types) == 1
+ value_type = types[0]
+ is_readonly = bool(node.GetProperty('READONLY'))
+@@ -838,7 +847,7 @@ class _IRBuilder(object):
+
+ def build_union_type(node, extended_attributes):
+ return self._idl_type_factory.union_type(
+- member_types=map(self._build_type, node.GetChildren()),
++ member_types=list(map(self._build_type, node.GetChildren())),
+ is_optional=is_optional,
+ extended_attributes=extended_attributes,
+ debug_info=self._build_debug_info(node))
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/make_copy.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/make_copy.py
+index a7a2b11f3f0..2f6b61300ff 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/make_copy.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/make_copy.py
+@@ -3,6 +3,13 @@
+ # found in the LICENSE file.
+
+
++import sys
++
++# TODO: Remove this once Python2 is obsoleted.
++if sys.version_info.major != 2:
++ long = int
++ basestring = str
++
+ def make_copy(obj, memo=None):
+ """
+ Creates a copy of the given object, which should be an IR or part of IR.
+diff --git a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/namespace.py b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/namespace.py
+index eeabef97cbe..bd7e98907f3 100644
+--- a/chromium/third_party/blink/renderer/bindings/scripts/web_idl/namespace.py
++++ b/chromium/third_party/blink/renderer/bindings/scripts/web_idl/namespace.py
+@@ -107,11 +107,13 @@ class Namespace(UserDefinedType, WithExtendedAttributes, WithCodeGeneratorInfo,
+ for operation_ir in ir.operations
+ ])
+ self._operation_groups = tuple([
+- OperationGroup(
+- operation_group_ir,
+- filter(lambda x: x.identifier == operation_group_ir.identifier,
+- self._operations),
+- owner=self) for operation_group_ir in ir.operation_groups
++ OperationGroup(operation_group_ir,
++ list(
++ filter(
++ lambda x: x.identifier == operation_group_ir
++ .identifier, self._operations)),
++ owner=self)
++ for operation_group_ir in ir.operation_groups
+ ])
+
+ @property
+diff --git a/chromium/third_party/blink/renderer/bindings/templates/dictionary_v8.cc.tmpl b/chromium/third_party/blink/renderer/bindings/templates/dictionary_v8.cc.tmpl
+index 0add9c45a38..dc910f6d227 100644
+--- a/chromium/third_party/blink/renderer/bindings/templates/dictionary_v8.cc.tmpl
++++ b/chromium/third_party/blink/renderer/bindings/templates/dictionary_v8.cc.tmpl
+@@ -59,9 +59,9 @@ void {{v8_class}}::ToImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8_value, {
+ DCHECK(executionContext);
+ {% endif %}{# has_origin_trial_members #}
+ {% endif %}{# members #}
+- {% for origin_trial_test, origin_trial_member_list in members | groupby('origin_trial_feature_name') %}
++ {% for origin_trial_test, origin_trial_member_list in members | stringifykeygroupby('origin_trial_feature_name') %}
+ {% filter origin_trial_enabled(origin_trial_test, "executionContext") %}
+- {% for feature_name, member_list in origin_trial_member_list | groupby('runtime_enabled_feature_name') %}
++ {% for feature_name, member_list in origin_trial_member_list | stringifykeygroupby('runtime_enabled_feature_name') %}
+ {% filter runtime_enabled(feature_name) %}
+ {% for member in member_list %}
+ v8::Local<v8::Value> {{member.v8_value}};
+@@ -147,9 +147,9 @@ bool toV8{{cpp_class}}(const {{cpp_class}}* impl, v8::Local<v8::Object> dictiona
+ DCHECK(executionContext);
+ {% endif %}{# has_origin_trial_members #}
+ {% endif %}{# members #}
+- {% for origin_trial_test, origin_trial_member_list in members | groupby('origin_trial_feature_name') %}
++ {% for origin_trial_test, origin_trial_member_list in members | stringifykeygroupby('origin_trial_feature_name') %}
+ {% filter origin_trial_enabled(origin_trial_test, "executionContext") %}
+- {% for feature_name, member_list in origin_trial_member_list | groupby('runtime_enabled_feature_name') %}
++ {% for feature_name, member_list in origin_trial_member_list | stringifykeygroupby('runtime_enabled_feature_name') %}
+ {% filter runtime_enabled(feature_name) %}
+ {% for member in member_list %}
+ v8::Local<v8::Value> {{member.v8_value}};
+diff --git a/chromium/third_party/blink/renderer/build/scripts/core/css/make_style_shorthands.py b/chromium/third_party/blink/renderer/build/scripts/core/css/make_style_shorthands.py
+index 1799cd5a153..5f43ffabc26 100755
+--- a/chromium/third_party/blink/renderer/build/scripts/core/css/make_style_shorthands.py
++++ b/chromium/third_party/blink/renderer/build/scripts/core/css/make_style_shorthands.py
+@@ -71,7 +71,7 @@ class Expansion(object):
+ def enabled_longhands(self):
+ include = lambda longhand: not longhand[
+ 'runtime_flag'] or self.is_enabled(longhand['runtime_flag'])
+- return filter(include, self._longhands)
++ return list(filter(include, self._longhands))
+
+ @property
+ def index(self):
+@@ -87,8 +87,9 @@ class Expansion(object):
+
+ def create_expansions(longhands):
+ flags = collect_runtime_flags(longhands)
+- expansions = map(lambda mask: Expansion(longhands, flags, mask),
+- range(1 << len(flags)))
++ expansions = list(
++ map(lambda mask: Expansion(longhands, flags, mask),
++ range(1 << len(flags))))
+ assert len(expansions) > 0
+ # We generate 2^N expansions for N flags, so enforce some limit.
+ assert len(flags) <= 4, 'Too many runtime flags for a single shorthand'
+@@ -114,14 +115,14 @@ class StylePropertyShorthandWriter(json5_generator.Writer):
+
+ self._longhand_dictionary = defaultdict(list)
+ for property_ in json5_properties.shorthands:
+- property_['longhand_enum_keys'] = map(enum_key_for_css_property,
+- property_['longhands'])
+- property_['longhand_property_ids'] = map(id_for_css_property,
+- property_['longhands'])
+-
+- longhands = map(
+- lambda name: json5_properties.properties_by_name[name],
+- property_['longhands'])
++ property_['longhand_enum_keys'] = list(
++ map(enum_key_for_css_property, property_['longhands']))
++ property_['longhand_property_ids'] = list(
++ map(id_for_css_property, property_['longhands']))
++
++ longhands = list(
++ map(lambda name: json5_properties.properties_by_name[name],
++ property_['longhands']))
+ property_['expansions'] = create_expansions(longhands)
+ for longhand_enum_key in property_['longhand_enum_keys']:
+ self._longhand_dictionary[longhand_enum_key].append(property_)
+diff --git a/chromium/third_party/blink/renderer/build/scripts/core/css/properties/make_css_property_instances.py b/chromium/third_party/blink/renderer/build/scripts/core/css/properties/make_css_property_instances.py
+index 75030ac577e..f72aadee17d 100755
+--- a/chromium/third_party/blink/renderer/build/scripts/core/css/properties/make_css_property_instances.py
++++ b/chromium/third_party/blink/renderer/build/scripts/core/css/properties/make_css_property_instances.py
+@@ -42,8 +42,8 @@ class CSSPropertyInstancesWriter(json5_generator.Writer):
+ aliases = self._css_properties.aliases
+
+ # Lists of PropertyClassData.
+- self._property_classes_by_id = map(self.get_class, properties)
+- self._alias_classes_by_id = map(self.get_class, aliases)
++ self._property_classes_by_id = list(map(self.get_class, properties))
++ self._alias_classes_by_id = list(map(self.get_class, aliases))
+
+ # Sort by enum value.
+ self._property_classes_by_id.sort(key=lambda t: t.enum_value)
+diff --git a/chromium/third_party/blink/renderer/build/scripts/gperf.py b/chromium/third_party/blink/renderer/build/scripts/gperf.py
+index 5ee49056be4..db72660d471 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/gperf.py
++++ b/chromium/third_party/blink/renderer/build/scripts/gperf.py
+@@ -95,7 +95,7 @@ def main():
+
+ open(args.output_file, 'wb').write(
+ generate_gperf(gperf_path,
+- open(infile).read(), gperf_args))
++ open(infile).read(), gperf_args).encode('utf-8'))
+
+
+ if __name__ == '__main__':
+diff --git a/chromium/third_party/blink/renderer/build/scripts/in_file.py b/chromium/third_party/blink/renderer/build/scripts/in_file.py
+index 28adc050f1e..58113483e57 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/in_file.py
++++ b/chromium/third_party/blink/renderer/build/scripts/in_file.py
+@@ -66,7 +66,7 @@ class InFile(object):
+ self._defaults = defaults
+ self._valid_values = copy.deepcopy(
+ valid_values if valid_values else {})
+- self._parse(map(str.strip, lines))
++ self._parse(list(map(str.strip, lines)))
+
+ @classmethod
+ def load_from_files(self, file_paths, defaults, valid_values,
+diff --git a/chromium/third_party/blink/renderer/build/scripts/in_generator.py b/chromium/third_party/blink/renderer/build/scripts/in_generator.py
+index e46740a2e85..ab1981ad1e3 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/in_generator.py
++++ b/chromium/third_party/blink/renderer/build/scripts/in_generator.py
+@@ -32,10 +32,15 @@ import os
+ import os.path
+ import shlex
+ import shutil
++import sys
+ import optparse
+
+ from in_file import InFile
+
++# TODO: Remove this once Python2 is obsoleted.
++if sys.version_info.major != 2:
++ basestring = str
++
+
+ #########################################################
+ # This is now deprecated - use json5_generator.py instead
+diff --git a/chromium/third_party/blink/renderer/build/scripts/make_runtime_features.py b/chromium/third_party/blink/renderer/build/scripts/make_runtime_features.py
+index cafe8d94a8e..6925a4fa580 100755
+--- a/chromium/third_party/blink/renderer/build/scripts/make_runtime_features.py
++++ b/chromium/third_party/blink/renderer/build/scripts/make_runtime_features.py
+@@ -138,7 +138,7 @@ class RuntimeFeatureWriter(BaseRuntimeFeatureWriter):
+ except Exception:
+ # If trouble unpickling, overwrite
+ pass
+- with open(os.path.abspath(file_name), 'w') as pickle_file:
++ with open(os.path.abspath(file_name), 'wb') as pickle_file:
+ pickle.dump(features_map, pickle_file)
+
+ def _template_inputs(self):
+diff --git a/chromium/third_party/blink/renderer/build/scripts/templates/element_factory.cc.tmpl b/chromium/third_party/blink/renderer/build/scripts/templates/element_factory.cc.tmpl
+index dc3f44c5b10..3eefcf9f0ee 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/templates/element_factory.cc.tmpl
++++ b/chromium/third_party/blink/renderer/build/scripts/templates/element_factory.cc.tmpl
+@@ -26,7 +26,7 @@ using {{namespace}}FunctionMap = HashMap<AtomicString, {{namespace}}ConstructorF
+
+ static {{namespace}}FunctionMap* g_{{namespace|lower}}_constructors = nullptr;
+
+-{% for tag in tags|sort if not tag.noConstructor %}
++{% for tag in tags|sort(attribute='name') if not tag.noConstructor %}
+ static {{namespace}}Element* {{namespace}}{{tag.name.to_upper_camel_case()}}Constructor(
+ Document& document, const CreateElementFlags flags) {
+ {% if tag.runtimeEnabled %}
+@@ -52,7 +52,7 @@ static void Create{{namespace}}FunctionMap() {
+ // Empty array initializer lists are illegal [dcl.init.aggr] and will not
+ // compile in MSVC. If tags list is empty, add check to skip this.
+ static const Create{{namespace}}FunctionMapData data[] = {
+- {% for tag in tags|sort if not tag.noConstructor %}
++ {% for tag in tags|sort(attribute='name') if not tag.noConstructor %}
+ { {{cpp_namespace}}::{{tag|symbol}}Tag, {{namespace}}{{tag.name.to_upper_camel_case()}}Constructor },
+ {% endfor %}
+ };
+diff --git a/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.cc.tmpl b/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.cc.tmpl
+index 9bfc489e048..5f86184e879 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.cc.tmpl
++++ b/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.cc.tmpl
+@@ -22,7 +22,7 @@ HTMLTypeMap CreateHTMLTypeMap() {
+ const char* name;
+ HTMLElementType type;
+ } kTags[] = {
+- {% for tag in tags|sort %}
++ {% for tag in tags|sort(attribute='name') %}
+ { "{{tag.name}}", HTMLElementType::k{{tag.js_interface}} },
+ {% endfor %}
+ };
+@@ -42,7 +42,7 @@ HTMLElementType htmlElementTypeForTag(const AtomicString& tagName, const Documen
+ if (it == html_type_map.end())
+ return HTMLElementType::kHTMLUnknownElement;
+
+- {% for tag in tags|sort %}
++ {% for tag in tags|sort(attribute='name') %}
+ {% if tag.runtimeEnabled %}
+ if (tagName == "{{tag.name}}") {
+ if (!RuntimeEnabledFeatures::{{tag.runtimeEnabled}}Enabled(document->GetExecutionContext())) {
+diff --git a/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.h.tmpl b/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.h.tmpl
+index 1b5297d52dc..edecc81d9d4 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.h.tmpl
++++ b/chromium/third_party/blink/renderer/build/scripts/templates/element_type_helpers.h.tmpl
+@@ -15,7 +15,7 @@ namespace blink {
+ class Document;
+
+ // Type checking.
+-{% for tag in tags|sort if not tag.multipleTagNames and not tag.noTypeHelpers %}
++{% for tag in tags|sort(attribute='name') if not tag.multipleTagNames and not tag.noTypeHelpers %}
+ class {{tag.interface}};
+ template <>
+ inline bool IsElementOfType<const {{tag.interface}}>(const Node& node) {
+diff --git a/chromium/third_party/blink/renderer/build/scripts/templates/macros.tmpl b/chromium/third_party/blink/renderer/build/scripts/templates/macros.tmpl
+index 0244433af2e..dcdbb02a56c 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/templates/macros.tmpl
++++ b/chromium/third_party/blink/renderer/build/scripts/templates/macros.tmpl
+@@ -25,7 +25,7 @@
+
+
+ {% macro trie_leaf(index, object, return_macro, lowercase_data) %}
+-{% set name, value = object.items()[0] %}
++{% set name, value = (object.items()|list)[0] %}
+ {% if name|length %}
+ if (
+ {%- for c in name -%}
+@@ -45,7 +45,7 @@ return {{ return_macro(value) }};
+
+
+ {% macro trie_switch(trie, index, return_macro, lowercase_data) %}
+-{% if trie|length == 1 and trie.values()[0] is string %}
++{% if trie|length == 1 and (trie.values()|list)[0] is string %}
+ {{ trie_leaf(index, trie, return_macro, lowercase_data) -}}
+ {% else %}
+ {% if lowercase_data %}
+diff --git a/chromium/third_party/blink/renderer/build/scripts/templates/make_qualified_names.h.tmpl b/chromium/third_party/blink/renderer/build/scripts/templates/make_qualified_names.h.tmpl
+index cb05c6c4315..bd5566b03e7 100644
+--- a/chromium/third_party/blink/renderer/build/scripts/templates/make_qualified_names.h.tmpl
++++ b/chromium/third_party/blink/renderer/build/scripts/templates/make_qualified_names.h.tmpl
+@@ -24,12 +24,12 @@ namespace {{cpp_namespace}} {
+ {{symbol_export}}extern const WTF::AtomicString& {{namespace_prefix}}NamespaceURI;
+
+ // Tags
+-{% for tag in tags|sort %}
++{% for tag in tags|sort(attribute='name') %}
+ {{symbol_export}}extern const blink::{{namespace}}QualifiedName& {{tag|symbol}}Tag;
+ {% endfor %}
+
+ // Attributes
+-{% for attr in attrs|sort %}
++{% for attr in attrs|sort(attribute='name') %}
+ {{symbol_export}}extern const blink::QualifiedName& {{attr|symbol}}Attr;
+ {% endfor %}
+
+diff --git a/chromium/third_party/dawn/generator/generator_lib.py b/chromium/third_party/dawn/generator/generator_lib.py
+index 5e3734d7833..e3d46bd194f 100644
+--- a/chromium/third_party/dawn/generator/generator_lib.py
++++ b/chromium/third_party/dawn/generator/generator_lib.py
+@@ -201,6 +201,10 @@ def _compute_python_dependencies(root_dir=None):
+
+ paths = set()
+ for path in module_paths:
++ # Builtin/namespaced modules may return None for the file path.
++ if not path:
++ continue
++
+ path = os.path.abspath(path)
+
+ if not path.startswith(root_dir):
+diff --git a/chromium/third_party/devtools-frontend/src/BUILD.gn b/chromium/third_party/devtools-frontend/src/BUILD.gn
+index cd488e88b60..ea1dc3d9a79 100644
+--- a/chromium/third_party/devtools-frontend/src/BUILD.gn
++++ b/chromium/third_party/devtools-frontend/src/BUILD.gn
+@@ -2,6 +2,8 @@
+ # Use of this source code is governed by a BSD-style license that can be
+ # found in the LICENSE file.
+
++import("//build/config/python.gni")
++
+ import("//third_party/blink/public/public_features.gni")
+ import("./all_devtools_files.gni")
+ import("./all_devtools_modules.gni")
+diff --git a/chromium/third_party/devtools-frontend/src/scripts/build/build_inspector_overlay.py b/chromium/third_party/devtools-frontend/src/scripts/build/build_inspector_overlay.py
+index d6666e8b74f..0f7a661e632 100644
+--- a/chromium/third_party/devtools-frontend/src/scripts/build/build_inspector_overlay.py
++++ b/chromium/third_party/devtools-frontend/src/scripts/build/build_inspector_overlay.py
+@@ -45,7 +45,8 @@ def rollup(input_path, output_path, filename, max_size, rollup_plugin):
+ ['--format', 'iife', '-n', 'InspectorOverlay'] + ['--input', target] +
+ ['--plugin', rollup_plugin],
+ stdout=subprocess.PIPE,
+- stderr=subprocess.PIPE)
++ stderr=subprocess.PIPE,
++ text=True)
+ out, error = rollup_process.communicate()
+ if not out:
+ raise Exception("rollup failed: " + error)
+diff --git a/chromium/third_party/devtools-frontend/src/scripts/build/build_release_applications.py b/chromium/third_party/devtools-frontend/src/scripts/build/build_release_applications.py
+index fa8e73d34af..7d0b84b2171 100644
+--- a/chromium/third_party/devtools-frontend/src/scripts/build/build_release_applications.py
++++ b/chromium/third_party/devtools-frontend/src/scripts/build/build_release_applications.py
+@@ -10,7 +10,7 @@ Builds applications in release mode:
+ and the application loader into a single script.
+ """
+
+-from cStringIO import StringIO
++from io import StringIO
+ from os import path
+ from os.path import join
+ import copy
+@@ -145,8 +145,7 @@ class ReleaseBuilder(object):
+ resource_content = read_file(path.join(self.application_dir, resource_name))
+ if not (resource_name.endswith('.html')
+ or resource_name.endswith('md')):
+- resource_content += resource_source_url(resource_name).encode(
+- 'utf-8')
++ resource_content += resource_source_url(resource_name)
+ resource_content = resource_content.replace('\\', '\\\\')
+ resource_content = resource_content.replace('\n', '\\n')
+ resource_content = resource_content.replace('"', '\\"')
+@@ -173,7 +172,9 @@ class ReleaseBuilder(object):
+ def _concatenate_application_script(self, output):
+ output.write('Root.allDescriptors.push(...%s);' % self._release_module_descriptors())
+ if self.descriptors.extends:
+- output.write('Root.applicationDescriptor.modules.push(...%s);' % json.dumps(self.descriptors.application.values()))
++ output.write(
++ 'Root.applicationDescriptor.modules.push(...%s);' %
++ json.dumps(list(self.descriptors.application.values())))
+ else:
+ output.write('Root.applicationDescriptor = %s;' % self.descriptors.application_json())
+
+diff --git a/chromium/third_party/devtools-frontend/src/scripts/build/generate_devtools_grd.py b/chromium/third_party/devtools-frontend/src/scripts/build/generate_devtools_grd.py
+index be510c48d76..c6a59c90298 100644
+--- a/chromium/third_party/devtools-frontend/src/scripts/build/generate_devtools_grd.py
++++ b/chromium/third_party/devtools-frontend/src/scripts/build/generate_devtools_grd.py
+@@ -123,7 +123,7 @@ def main(argv):
+
+ try:
+ os.makedirs(path.join(output_directory, 'Images'))
+- except OSError, e:
++ except OSError as e:
+ if e.errno != errno.EEXIST:
+ raise e
+
+@@ -147,7 +147,7 @@ def main(argv):
+ shutil.copy(path.join(dirname, filename), path.join(output_directory, 'Images'))
+ add_file_to_grd(doc, path.join('Images', filename))
+
+- with open(parsed_args.output_filename, 'w') as output_file:
++ with open(parsed_args.output_filename, 'wb') as output_file:
+ output_file.write(doc.toxml(encoding='UTF-8'))
+
+
+diff --git a/chromium/third_party/devtools-frontend/src/scripts/build/modular_build.py b/chromium/third_party/devtools-frontend/src/scripts/build/modular_build.py
+index 0ba695d3810..bb1da2f9f8d 100644
+--- a/chromium/third_party/devtools-frontend/src/scripts/build/modular_build.py
++++ b/chromium/third_party/devtools-frontend/src/scripts/build/modular_build.py
+@@ -7,6 +7,8 @@
+ Utilities for the modular DevTools build.
+ """
+
++from __future__ import print_function
++
+ import collections
+ from os import path
+ import os
+@@ -40,7 +42,7 @@ def load_and_parse_json(filename):
+ try:
+ return json.loads(read_file(filename))
+ except:
+- print 'ERROR: Failed to parse %s' % filename
++ print('ERROR: Failed to parse %s' % filename)
+ raise
+
+ class Descriptors:
+@@ -57,7 +59,7 @@ class Descriptors:
+
+ def application_json(self):
+ result = dict()
+- result['modules'] = self.application.values()
++ result['modules'] = list(self.application.values())
+ return json.dumps(result)
+
+ def all_compiled_files(self):
+diff --git a/chromium/third_party/jinja2/tests.py b/chromium/third_party/jinja2/tests.py
+index 0adc3d4dbcb..b14f85ff148 100644
+--- a/chromium/third_party/jinja2/tests.py
++++ b/chromium/third_party/jinja2/tests.py
+@@ -10,7 +10,7 @@
+ """
+ import operator
+ import re
+-from collections import Mapping
++from collections.abc import Mapping
+ from jinja2.runtime import Undefined
+ from jinja2._compat import text_type, string_types, integer_types
+ import decimal
+diff --git a/chromium/tools/metrics/ukm/gen_builders.py b/chromium/tools/metrics/ukm/gen_builders.py
+index f9f61d90a56..44e46fae8cc 100755
+--- a/chromium/tools/metrics/ukm/gen_builders.py
++++ b/chromium/tools/metrics/ukm/gen_builders.py
+@@ -48,9 +48,10 @@ def ReadFilteredData(path):
+ data = ukm_model.UKM_XML_TYPE.Parse(ukm_file.read())
+ event_tag = ukm_model._EVENT_TYPE.tag
+ metric_tag = ukm_model._METRIC_TYPE.tag
+- data[event_tag] = filter(ukm_model.IsNotObsolete, data[event_tag])
++ data[event_tag] = list(filter(ukm_model.IsNotObsolete, data[event_tag]))
+ for event in data[event_tag]:
+- event[metric_tag] = filter(ukm_model.IsNotObsolete, event[metric_tag])
++ event[metric_tag] = list(
++ filter(ukm_model.IsNotObsolete, event[metric_tag]))
+ return data
+
+
+diff --git a/chromium/ui/ozone/generate_constructor_list.py b/chromium/ui/ozone/generate_constructor_list.py
+index 8d800636c97..04fa18e93df 100755
+--- a/chromium/ui/ozone/generate_constructor_list.py
++++ b/chromium/ui/ozone/generate_constructor_list.py
+@@ -45,12 +45,15 @@ Example Output: ./ui/ozone/generate_constructor_list.py \
+ } // namespace ui
+ """
+
++try:
++ from StringIO import StringIO # for Python 2
++except ImportError:
++ from io import StringIO # for Python 3
+ import optparse
+ import os
+ import collections
+ import re
+ import sys
+-import string
+
+
+ def GetTypedefName(typename):
+@@ -68,7 +71,7 @@ def GetConstructorName(typename, platform):
+ This is just "Create" + typename + platform.
+ """
+
+- return 'Create' + typename + string.capitalize(platform)
++ return 'Create' + typename + platform.capitalize()
+
+
+ def GenerateConstructorList(out, namespace, export, typenames, platforms,
+@@ -163,12 +166,14 @@ def main(argv):
+ sys.exit(1)
+
+ # Write to standard output or file specified by --output_cc.
+- out_cc = sys.stdout
++ out_cc = getattr(sys.stdout, 'buffer', sys.stdout)
+ if options.output_cc:
+ out_cc = open(options.output_cc, 'wb')
+
+- GenerateConstructorList(out_cc, options.namespace, options.export,
++ out_cc_str = StringIO()
++ GenerateConstructorList(out_cc_str, options.namespace, options.export,
+ typenames, platforms, includes, usings)
++ out_cc.write(out_cc_str.getvalue().encode('utf-8'))
+
+ if options.output_cc:
+ out_cc.close()
+diff --git a/chromium/ui/ozone/generate_ozone_platform_list.py b/chromium/ui/ozone/generate_ozone_platform_list.py
+index d47c398259b..2702b68b9bd 100755
+--- a/chromium/ui/ozone/generate_ozone_platform_list.py
++++ b/chromium/ui/ozone/generate_ozone_platform_list.py
+@@ -49,12 +49,15 @@ Example Output: ./generate_ozone_platform_list.py --default wayland dri wayland
+
+ """
+
++try:
++ from StringIO import StringIO # for Python 2
++except ImportError:
++ from io import StringIO # for Python 3
+ import optparse
+ import os
+ import collections
+ import re
+ import sys
+-import string
+
+
+ def GetConstantName(name):
+@@ -63,7 +66,7 @@ def GetConstantName(name):
+ We just capitalize the platform name and prepend "CreateOzonePlatform".
+ """
+
+- return 'kPlatform' + string.capitalize(name)
++ return 'kPlatform' + name.capitalize()
+
+
+ def GeneratePlatformListText(out, platforms):
+@@ -149,9 +152,9 @@ def main(argv):
+ platforms.insert(0, options.default)
+
+ # Write to standard output or file specified by --output_{cc,h}.
+- out_cc = sys.stdout
+- out_h = sys.stdout
+- out_txt = sys.stdout
++ out_cc = getattr(sys.stdout, 'buffer', sys.stdout)
++ out_h = getattr(sys.stdout, 'buffer', sys.stdout)
++ out_txt = getattr(sys.stdout, 'buffer', sys.stdout)
+ if options.output_cc:
+ out_cc = open(options.output_cc, 'wb')
+ if options.output_h:
+@@ -159,9 +162,16 @@ def main(argv):
+ if options.output_txt:
+ out_txt = open(options.output_txt, 'wb')
+
+- GeneratePlatformListText(out_txt, platforms)
+- GeneratePlatformListHeader(out_h, platforms)
+- GeneratePlatformListSource(out_cc, platforms)
++ out_txt_str = StringIO()
++ out_h_str = StringIO()
++ out_cc_str = StringIO()
++
++ GeneratePlatformListText(out_txt_str, platforms)
++ out_txt.write(out_txt_str.getvalue().encode('utf-8'))
++ GeneratePlatformListHeader(out_h_str, platforms)
++ out_h.write(out_h_str.getvalue().encode('utf-8'))
++ GeneratePlatformListSource(out_cc_str, platforms)
++ out_cc.write(out_cc_str.getvalue().encode('utf-8'))
+
+ if options.output_cc:
+ out_cc.close()
Copied: qt5-webengine/repos/staging-x86_64/qt5-webengine-ffmpeg5.patch (from rev 438849, qt5-webengine/trunk/qt5-webengine-ffmpeg5.patch)
===================================================================
--- staging-x86_64/qt5-webengine-ffmpeg5.patch (rev 0)
+++ staging-x86_64/qt5-webengine-ffmpeg5.patch 2022-03-04 11:21:15 UTC (rev 438850)
@@ -0,0 +1,150 @@
+diff --git a/chromium/media/ffmpeg/ffmpeg_common.h b/chromium/media/ffmpeg/ffmpeg_common.h
+index 2734a485cbd..70b1877a43c 100644
+--- a/chromium/media/ffmpeg/ffmpeg_common.h
++++ b/chromium/media/ffmpeg/ffmpeg_common.h
+@@ -29,6 +29,7 @@ extern "C" {
+ #include <libavformat/avformat.h>
+ #include <libavformat/avio.h>
+ #include <libavutil/avutil.h>
++#include <libavutil/channel_layout.h>
+ #include <libavutil/imgutils.h>
+ #include <libavutil/log.h>
+ #include <libavutil/mastering_display_metadata.h>
+diff --git a/chromium/media/filters/audio_file_reader.cc b/chromium/media/filters/audio_file_reader.cc
+index cb81d920def..bd73908d0ca 100644
+--- a/chromium/media/filters/audio_file_reader.cc
++++ b/chromium/media/filters/audio_file_reader.cc
+@@ -85,7 +85,7 @@ bool AudioFileReader::OpenDemuxer() {
+ }
+
+ bool AudioFileReader::OpenDecoder() {
+- AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
++ const AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
+ if (codec) {
+ // MP3 decodes to S16P which we don't support, tell it to use S16 instead.
+ if (codec_context_->sample_fmt == AV_SAMPLE_FMT_S16P)
+diff --git a/chromium/media/filters/ffmpeg_audio_decoder.cc b/chromium/media/filters/ffmpeg_audio_decoder.cc
+index 0d825ed791b..72fac6167ef 100644
+--- a/chromium/media/filters/ffmpeg_audio_decoder.cc
++++ b/chromium/media/filters/ffmpeg_audio_decoder.cc
+@@ -329,7 +329,7 @@ bool FFmpegAudioDecoder::ConfigureDecoder(const AudioDecoderConfig& config) {
+ }
+ }
+
+- AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
++ const AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
+ if (!codec ||
+ avcodec_open2(codec_context_.get(), codec, &codec_options) < 0) {
+ DLOG(ERROR) << "Could not initialize audio decoder: "
+diff --git a/chromium/media/filters/ffmpeg_demuxer.cc b/chromium/media/filters/ffmpeg_demuxer.cc
+index d34db63f3ef..427565b00c1 100644
+--- a/chromium/media/filters/ffmpeg_demuxer.cc
++++ b/chromium/media/filters/ffmpeg_demuxer.cc
+@@ -98,12 +98,12 @@ static base::TimeDelta ExtractStartTime(AVStream* stream) {
+
+ // Next try to use the first DTS value, for codecs where we know PTS == DTS
+ // (excludes all H26x codecs). The start time must be returned in PTS.
+- if (stream->first_dts != kNoFFmpegTimestamp &&
++ if (av_stream_get_first_dts(stream) != kNoFFmpegTimestamp &&
+ stream->codecpar->codec_id != AV_CODEC_ID_HEVC &&
+ stream->codecpar->codec_id != AV_CODEC_ID_H264 &&
+ stream->codecpar->codec_id != AV_CODEC_ID_MPEG4) {
+ const base::TimeDelta first_pts =
+- ConvertFromTimeBase(stream->time_base, stream->first_dts);
++ ConvertFromTimeBase(stream->time_base, av_stream_get_first_dts(stream));
+ if (first_pts < start_time)
+ start_time = first_pts;
+ }
+@@ -408,11 +408,11 @@ void FFmpegDemuxerStream::EnqueuePacket(ScopedAVPacket packet) {
+ scoped_refptr<DecoderBuffer> buffer;
+
+ if (type() == DemuxerStream::TEXT) {
+- int id_size = 0;
++ size_t id_size = 0;
+ uint8_t* id_data = av_packet_get_side_data(
+ packet.get(), AV_PKT_DATA_WEBVTT_IDENTIFIER, &id_size);
+
+- int settings_size = 0;
++ size_t settings_size = 0;
+ uint8_t* settings_data = av_packet_get_side_data(
+ packet.get(), AV_PKT_DATA_WEBVTT_SETTINGS, &settings_size);
+
+@@ -424,7 +424,7 @@ void FFmpegDemuxerStream::EnqueuePacket(ScopedAVPacket packet) {
+ buffer = DecoderBuffer::CopyFrom(packet->data, packet->size,
+ side_data.data(), side_data.size());
+ } else {
+- int side_data_size = 0;
++ size_t side_data_size = 0;
+ uint8_t* side_data = av_packet_get_side_data(
+ packet.get(), AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, &side_data_size);
+
+@@ -485,7 +485,7 @@ void FFmpegDemuxerStream::EnqueuePacket(ScopedAVPacket packet) {
+ packet->size - data_offset);
+ }
+
+- int skip_samples_size = 0;
++ size_t skip_samples_size = 0;
+ const uint32_t* skip_samples_ptr =
+ reinterpret_cast<const uint32_t*>(av_packet_get_side_data(
+ packet.get(), AV_PKT_DATA_SKIP_SAMPLES, &skip_samples_size));
+diff --git a/chromium/media/filters/ffmpeg_glue.cc b/chromium/media/filters/ffmpeg_glue.cc
+index 0ef3521473d..8483ecc348f 100644
+--- a/chromium/media/filters/ffmpeg_glue.cc
++++ b/chromium/media/filters/ffmpeg_glue.cc
+@@ -59,7 +59,6 @@ static int64_t AVIOSeekOperation(void* opaque, int64_t offset, int whence) {
+ }
+
+ void FFmpegGlue::InitializeFFmpeg() {
+- av_register_all();
+ }
+
+ static void LogContainer(bool is_local_file,
+@@ -95,9 +94,6 @@ FFmpegGlue::FFmpegGlue(FFmpegURLProtocol* protocol) {
+ // Enable fast, but inaccurate seeks for MP3.
+ format_context_->flags |= AVFMT_FLAG_FAST_SEEK;
+
+- // Ensures we can read out various metadata bits like vp8 alpha.
+- format_context_->flags |= AVFMT_FLAG_KEEP_SIDE_DATA;
+-
+ // Ensures format parsing errors will bail out. From an audit on 11/2017, all
+ // instances were real failures. Solves bugs like http://crbug.com/710791.
+ format_context_->error_recognition |= AV_EF_EXPLODE;
+diff --git a/chromium/media/filters/ffmpeg_video_decoder.cc b/chromium/media/filters/ffmpeg_video_decoder.cc
+index ef12477ee89..7996606f5f9 100644
+--- a/chromium/media/filters/ffmpeg_video_decoder.cc
++++ b/chromium/media/filters/ffmpeg_video_decoder.cc
+@@ -391,7 +391,7 @@ bool FFmpegVideoDecoder::ConfigureDecoder(const VideoDecoderConfig& config,
+ if (decode_nalus_)
+ codec_context_->flags2 |= AV_CODEC_FLAG2_CHUNKS;
+
+- AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
++ const AVCodec* codec = avcodec_find_decoder(codec_context_->codec_id);
+ if (!codec || avcodec_open2(codec_context_.get(), codec, NULL) < 0) {
+ ReleaseFFmpegResources();
+ return false;
+diff --git a/chromium/media/filters/media_file_checker.cc b/chromium/media/filters/media_file_checker.cc
+index 59c2a2fc618..1a9872c7acb 100644
+--- a/chromium/media/filters/media_file_checker.cc
++++ b/chromium/media/filters/media_file_checker.cc
+@@ -68,7 +68,7 @@ bool MediaFileChecker::Start(base::TimeDelta check_time) {
+ auto context = AVStreamToAVCodecContext(format_context->streams[i]);
+ if (!context)
+ continue;
+- AVCodec* codec = avcodec_find_decoder(cp->codec_id);
++ const AVCodec* codec = avcodec_find_decoder(cp->codec_id);
+ if (codec && avcodec_open2(context.get(), codec, nullptr) >= 0) {
+ auto loop = std::make_unique<FFmpegDecodingLoop>(context.get());
+ stream_contexts[i] = {std::move(context), std::move(loop)};
+diff --git a/chromium/third_party/webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.cc b/chromium/third_party/webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.cc
+index 9002b874611..d12fade8b63 100644
+--- a/chromium/third_party/webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.cc
++++ b/chromium/third_party/webrtc/modules/video_coding/codecs/h264/h264_decoder_impl.cc
+@@ -203,7 +203,7 @@ int32_t H264DecoderImpl::InitDecode(const VideoCodec* codec_settings,
+ // a pointer |this|.
+ av_context_->opaque = this;
+
+- AVCodec* codec = avcodec_find_decoder(av_context_->codec_id);
++ const AVCodec* codec = avcodec_find_decoder(av_context_->codec_id);
+ if (!codec) {
+ // This is an indication that FFmpeg has not been initialized or it has not
+ // been compiled/initialized with the correct set of codecs.
Copied: qt5-webengine/repos/staging-x86_64/qt5-webengine-pipewire-0.3.patch (from rev 438849, qt5-webengine/trunk/qt5-webengine-pipewire-0.3.patch)
===================================================================
--- staging-x86_64/qt5-webengine-pipewire-0.3.patch (rev 0)
+++ staging-x86_64/qt5-webengine-pipewire-0.3.patch 2022-03-04 11:21:15 UTC (rev 438850)
@@ -0,0 +1,1819 @@
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/BUILD.gn b/chromium/third_party/webrtc/modules/desktop_capture/BUILD.gn
+index 5235512735d..8259442f811 100644
+--- a/chromium/third_party/webrtc/modules/desktop_capture/BUILD.gn
++++ b/chromium/third_party/webrtc/modules/desktop_capture/BUILD.gn
+@@ -11,6 +11,11 @@ import("//build/config/ui.gni")
+ import("//tools/generate_stubs/rules.gni")
+ import("../../webrtc.gni")
+
++if (rtc_use_pipewire) {
++ assert(rtc_pipewire_version == "0.2" || rtc_pipewire_version == "0.3",
++ "Unsupported PipeWire version")
++}
++
+ use_desktop_capture_differ_sse2 = current_cpu == "x86" || current_cpu == "x64"
+
+ config("x11_config") {
+@@ -200,22 +205,41 @@ if (is_linux || is_chromeos) {
+ ]
+ }
+
+- if (rtc_link_pipewire) {
++ if (rtc_pipewire_version == "0.3") {
+ pkg_config("pipewire") {
+- packages = [ "libpipewire-0.2" ]
++ packages = [ "libpipewire-0.3" ]
++ if (!rtc_link_pipewire) {
++ ignore_libs = true
++ }
+ }
+ } else {
++ pkg_config("pipewire") {
++ packages = [ "libpipewire-0.2" ]
++ if (!rtc_link_pipewire) {
++ ignore_libs = true
++ }
++ }
++ }
++
++ if (!rtc_link_pipewire) {
+ # When libpipewire is not directly linked, use stubs to allow for dlopening of
+ # the binary.
+ generate_stubs("pipewire_stubs") {
+- configs = [ "../../:common_config" ]
++ configs = [
++ "../../:common_config",
++ ":pipewire",
++ ]
+ deps = [ "../../rtc_base" ]
+ extra_header = "linux/pipewire_stub_header.fragment"
+ logging_function = "RTC_LOG(LS_VERBOSE)"
+ logging_include = "rtc_base/logging.h"
+ output_name = "linux/pipewire_stubs"
+ path_from_source = "modules/desktop_capture/linux"
+- sigs = [ "linux/pipewire.sigs" ]
++ if (rtc_pipewire_version == "0.3") {
++ sigs = [ "linux/pipewire03.sigs" ]
++ } else {
++ sigs = [ "linux/pipewire02.sigs" ]
++ }
+ }
+ }
+
+@@ -506,6 +530,7 @@ rtc_library("desktop_capture_generic") {
+ absl_deps = [
+ "//third_party/abseil-cpp/absl/memory",
+ "//third_party/abseil-cpp/absl/strings",
++ "//third_party/abseil-cpp/absl/types:optional",
+ ]
+
+ if (rtc_use_x11_extensions) {
+@@ -526,20 +551,15 @@ rtc_library("desktop_capture_generic") {
+ sources += [
+ "linux/base_capturer_pipewire.cc",
+ "linux/base_capturer_pipewire.h",
+- "linux/screen_capturer_pipewire.cc",
+- "linux/screen_capturer_pipewire.h",
+- "linux/window_capturer_pipewire.cc",
+- "linux/window_capturer_pipewire.h",
+ ]
+
+ configs += [
+ ":pipewire_config",
+ ":gio",
++ ":pipewire",
+ ]
+
+- if (rtc_link_pipewire) {
+- configs += [ ":pipewire" ]
+- } else {
++ if (!rtc_link_pipewire) {
+ deps += [ ":pipewire_stubs" ]
+ }
+ }
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc b/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
+index 2640e93aa98..c302a086ead 100644
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
++++ b/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
+@@ -14,8 +14,14 @@
+ #include <glib-object.h>
+ #include <spa/param/format-utils.h>
+ #include <spa/param/props.h>
++#if !PW_CHECK_VERSION(0, 3, 0)
+ #include <spa/param/video/raw-utils.h>
+ #include <spa/support/type-map.h>
++#endif
++
++#include <sys/ioctl.h>
++#include <sys/mman.h>
++#include <sys/syscall.h>
+
+ #include <memory>
+ #include <utility>
+@@ -30,7 +36,11 @@
+ #include "modules/desktop_capture/linux/pipewire_stubs.h"
+
+ using modules_desktop_capture_linux::InitializeStubs;
+-using modules_desktop_capture_linux::kModulePipewire;
++#if PW_CHECK_VERSION(0, 3, 0)
++using modules_desktop_capture_linux::kModulePipewire03;
++#else
++using modules_desktop_capture_linux::kModulePipewire02;
++#endif
+ using modules_desktop_capture_linux::StubPathMap;
+ #endif // defined(WEBRTC_DLOPEN_PIPEWIRE)
+
+@@ -47,9 +57,156 @@ const char kScreenCastInterfaceName[] = "org.freedesktop.portal.ScreenCast";
+ const int kBytesPerPixel = 4;
+
+ #if defined(WEBRTC_DLOPEN_PIPEWIRE)
++#if PW_CHECK_VERSION(0, 3, 0)
++const char kPipeWireLib[] = "libpipewire-0.3.so.0";
++#else
+ const char kPipeWireLib[] = "libpipewire-0.2.so.1";
+ #endif
++#endif
+
++// static
++struct dma_buf_sync {
++ uint64_t flags;
++};
++#define DMA_BUF_SYNC_READ (1 << 0)
++#define DMA_BUF_SYNC_START (0 << 2)
++#define DMA_BUF_SYNC_END (1 << 2)
++#define DMA_BUF_BASE 'b'
++#define DMA_BUF_IOCTL_SYNC _IOW(DMA_BUF_BASE, 0, struct dma_buf_sync)
++
++static void SyncDmaBuf(int fd, uint64_t start_or_end) {
++ struct dma_buf_sync sync = {0};
++
++ sync.flags = start_or_end | DMA_BUF_SYNC_READ;
++
++ while (true) {
++ int ret;
++ ret = ioctl(fd, DMA_BUF_IOCTL_SYNC, &sync);
++ if (ret == -1 && errno == EINTR) {
++ continue;
++ } else if (ret == -1) {
++ RTC_LOG(LS_ERROR) << "Failed to synchronize DMA buffer: "
++ << g_strerror(errno);
++ break;
++ } else {
++ break;
++ }
++ }
++}
++
++class ScopedBuf {
++ public:
++ ScopedBuf() {}
++ ScopedBuf(unsigned char* map, int map_size, bool is_dma_buf, int fd)
++ : map_(map), map_size_(map_size), is_dma_buf_(is_dma_buf), fd_(fd) {}
++ ~ScopedBuf() {
++ if (map_ != MAP_FAILED) {
++ if (is_dma_buf_) {
++ SyncDmaBuf(fd_, DMA_BUF_SYNC_END);
++ }
++ munmap(map_, map_size_);
++ }
++ }
++
++ operator bool() { return map_ != MAP_FAILED; }
++
++ void initialize(unsigned char* map, int map_size, bool is_dma_buf, int fd) {
++ map_ = map;
++ map_size_ = map_size;
++ is_dma_buf_ = is_dma_buf;
++ fd_ = fd;
++ }
++
++ unsigned char* get() { return map_; }
++
++ protected:
++ unsigned char* map_ = nullptr;
++ int map_size_;
++ bool is_dma_buf_;
++ int fd_;
++};
++
++template <class T>
++class Scoped {
++ public:
++ Scoped() {}
++ explicit Scoped(T* val) { ptr_ = val; }
++ ~Scoped() { RTC_NOTREACHED(); }
++
++ T* operator->() { return ptr_; }
++
++ bool operator!() { return ptr_ == nullptr; }
++
++ T* get() { return ptr_; }
++
++ T** receive() {
++ RTC_CHECK(!ptr_);
++ return &ptr_;
++ }
++
++ Scoped& operator=(T* val) {
++ ptr_ = val;
++ return *this;
++ }
++
++ protected:
++ T* ptr_ = nullptr;
++};
++
++template <>
++Scoped<GError>::~Scoped() {
++ if (ptr_) {
++ g_error_free(ptr_);
++ }
++}
++
++template <>
++Scoped<gchar>::~Scoped() {
++ if (ptr_) {
++ g_free(ptr_);
++ }
++}
++
++template <>
++Scoped<GVariant>::~Scoped() {
++ if (ptr_) {
++ g_variant_unref(ptr_);
++ }
++}
++
++template <>
++Scoped<GVariantIter>::~Scoped() {
++ if (ptr_) {
++ g_variant_iter_free(ptr_);
++ }
++}
++
++template <>
++Scoped<GDBusMessage>::~Scoped() {
++ if (ptr_) {
++ g_object_unref(ptr_);
++ }
++}
++
++template <>
++Scoped<GUnixFDList>::~Scoped() {
++ if (ptr_) {
++ g_object_unref(ptr_);
++ }
++}
++
++#if PW_CHECK_VERSION(0, 3, 0)
++void BaseCapturerPipeWire::OnCoreError(void* data,
++ uint32_t id,
++ int seq,
++ int res,
++ const char* message) {
++ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
++ RTC_DCHECK(that);
++
++ RTC_LOG(LS_ERROR) << "PipeWire remote error: " << message;
++}
++#else
+ // static
+ void BaseCapturerPipeWire::OnStateChanged(void* data,
+ pw_remote_state old_state,
+@@ -64,7 +221,7 @@ void BaseCapturerPipeWire::OnStateChanged(void* data,
+ break;
+ case PW_REMOTE_STATE_CONNECTED:
+ RTC_LOG(LS_INFO) << "PipeWire remote state: connected.";
+- that->CreateReceivingStream();
++ that->pw_stream_ = that->CreateReceivingStream();
+ break;
+ case PW_REMOTE_STATE_CONNECTING:
+ RTC_LOG(LS_INFO) << "PipeWire remote state: connecting.";
+@@ -74,6 +231,7 @@ void BaseCapturerPipeWire::OnStateChanged(void* data,
+ break;
+ }
+ }
++#endif
+
+ // static
+ void BaseCapturerPipeWire::OnStreamStateChanged(void* data,
+@@ -83,6 +241,18 @@ void BaseCapturerPipeWire::OnStreamStateChanged(void* data,
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
+ RTC_DCHECK(that);
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ switch (state) {
++ case PW_STREAM_STATE_ERROR:
++ RTC_LOG(LS_ERROR) << "PipeWire stream state error: " << error_message;
++ break;
++ case PW_STREAM_STATE_PAUSED:
++ case PW_STREAM_STATE_STREAMING:
++ case PW_STREAM_STATE_UNCONNECTED:
++ case PW_STREAM_STATE_CONNECTING:
++ break;
++ }
++#else
+ switch (state) {
+ case PW_STREAM_STATE_ERROR:
+ RTC_LOG(LS_ERROR) << "PipeWire stream state error: " << error_message;
+@@ -97,36 +267,74 @@ void BaseCapturerPipeWire::OnStreamStateChanged(void* data,
+ case PW_STREAM_STATE_STREAMING:
+ break;
+ }
++#endif
+ }
+
+ // static
++#if PW_CHECK_VERSION(0, 3, 0)
++void BaseCapturerPipeWire::OnStreamParamChanged(void* data,
++ uint32_t id,
++ const struct spa_pod* format) {
++#else
+ void BaseCapturerPipeWire::OnStreamFormatChanged(void* data,
+ const struct spa_pod* format) {
++#endif
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
+ RTC_DCHECK(that);
+
+ RTC_LOG(LS_INFO) << "PipeWire stream format changed.";
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (!format || id != SPA_PARAM_Format) {
++#else
+ if (!format) {
+ pw_stream_finish_format(that->pw_stream_, /*res=*/0, /*params=*/nullptr,
+ /*n_params=*/0);
++#endif
+ return;
+ }
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ spa_format_video_raw_parse(format, &that->spa_video_format_);
++#else
+ that->spa_video_format_ = new spa_video_info_raw();
+ spa_format_video_raw_parse(format, that->spa_video_format_,
+ &that->pw_type_->format_video);
++#endif
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ auto width = that->spa_video_format_.size.width;
++ auto height = that->spa_video_format_.size.height;
++#else
+ auto width = that->spa_video_format_->size.width;
+ auto height = that->spa_video_format_->size.height;
++#endif
+ auto stride = SPA_ROUND_UP_N(width * kBytesPerPixel, 4);
+ auto size = height * stride;
+
++ that->desktop_size_ = DesktopSize(width, height);
++
+ uint8_t buffer[1024] = {};
+ auto builder = spa_pod_builder{buffer, sizeof(buffer)};
+
+ // Setup buffers and meta header for new format.
+- const struct spa_pod* params[2];
++ const struct spa_pod* params[3];
++#if PW_CHECK_VERSION(0, 3, 0)
++ params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_add_object(
++ &builder, SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers,
++ SPA_PARAM_BUFFERS_size, SPA_POD_Int(size), SPA_PARAM_BUFFERS_stride,
++ SPA_POD_Int(stride), SPA_PARAM_BUFFERS_buffers,
++ SPA_POD_CHOICE_RANGE_Int(8, 1, 32)));
++ params[1] = reinterpret_cast<spa_pod*>(spa_pod_builder_add_object(
++ &builder, SPA_TYPE_OBJECT_ParamMeta, SPA_PARAM_Meta, SPA_PARAM_META_type,
++ SPA_POD_Id(SPA_META_Header), SPA_PARAM_META_size,
++ SPA_POD_Int(sizeof(struct spa_meta_header))));
++ params[2] = reinterpret_cast<spa_pod*>(spa_pod_builder_add_object(
++ &builder, SPA_TYPE_OBJECT_ParamMeta, SPA_PARAM_Meta, SPA_PARAM_META_type,
++ SPA_POD_Id(SPA_META_VideoCrop), SPA_PARAM_META_size,
++ SPA_POD_Int(sizeof(struct spa_meta_region))));
++ pw_stream_update_params(that->pw_stream_, params, 3);
++#else
+ params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
+ &builder,
+ // id to enumerate buffer requirements
+@@ -155,8 +363,18 @@ void BaseCapturerPipeWire::OnStreamFormatChanged(void* data,
+ // Size: size of the metadata, specified as integer (i)
+ ":", that->pw_core_type_->param_meta.size, "i",
+ sizeof(struct spa_meta_header)));
+-
+- pw_stream_finish_format(that->pw_stream_, /*res=*/0, params, /*n_params=*/2);
++ params[2] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
++ &builder,
++ // id to enumerate supported metadata
++ that->pw_core_type_->param.idMeta, that->pw_core_type_->param_meta.Meta,
++ // Type: specified as id or enum (I)
++ ":", that->pw_core_type_->param_meta.type, "I",
++ that->pw_core_type_->meta.VideoCrop,
++ // Size: size of the metadata, specified as integer (i)
++ ":", that->pw_core_type_->param_meta.size, "i",
++ sizeof(struct spa_meta_video_crop)));
++ pw_stream_finish_format(that->pw_stream_, /*res=*/0, params, /*n_params=*/3);
++#endif
+ }
+
+ // static
+@@ -164,15 +382,26 @@ void BaseCapturerPipeWire::OnStreamProcess(void* data) {
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
+ RTC_DCHECK(that);
+
+- pw_buffer* buf = nullptr;
++ struct pw_buffer* next_buffer;
++ struct pw_buffer* buffer = nullptr;
++
++ next_buffer = pw_stream_dequeue_buffer(that->pw_stream_);
++ while (next_buffer) {
++ buffer = next_buffer;
++ next_buffer = pw_stream_dequeue_buffer(that->pw_stream_);
+
+- if (!(buf = pw_stream_dequeue_buffer(that->pw_stream_))) {
++ if (next_buffer) {
++ pw_stream_queue_buffer(that->pw_stream_, buffer);
++ }
++ }
++
++ if (!buffer) {
+ return;
+ }
+
+- that->HandleBuffer(buf);
++ that->HandleBuffer(buffer);
+
+- pw_stream_queue_buffer(that->pw_stream_, buf);
++ pw_stream_queue_buffer(that->pw_stream_, buffer);
+ }
+
+ BaseCapturerPipeWire::BaseCapturerPipeWire(CaptureSourceType source_type)
+@@ -183,6 +412,7 @@ BaseCapturerPipeWire::~BaseCapturerPipeWire() {
+ pw_thread_loop_stop(pw_main_loop_);
+ }
+
++#if !PW_CHECK_VERSION(0, 3, 0)
+ if (pw_type_) {
+ delete pw_type_;
+ }
+@@ -190,30 +420,41 @@ BaseCapturerPipeWire::~BaseCapturerPipeWire() {
+ if (spa_video_format_) {
+ delete spa_video_format_;
+ }
++#endif
+
+ if (pw_stream_) {
+ pw_stream_destroy(pw_stream_);
+ }
+
++#if !PW_CHECK_VERSION(0, 3, 0)
+ if (pw_remote_) {
+ pw_remote_destroy(pw_remote_);
+ }
++#endif
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (pw_core_) {
++ pw_core_disconnect(pw_core_);
++ }
++
++ if (pw_context_) {
++ pw_context_destroy(pw_context_);
++ }
++#else
+ if (pw_core_) {
+ pw_core_destroy(pw_core_);
+ }
++#endif
+
+ if (pw_main_loop_) {
+ pw_thread_loop_destroy(pw_main_loop_);
+ }
+
++#if !PW_CHECK_VERSION(0, 3, 0)
+ if (pw_loop_) {
+ pw_loop_destroy(pw_loop_);
+ }
+-
+- if (current_frame_) {
+- free(current_frame_);
+- }
++#endif
+
+ if (start_request_signal_id_) {
+ g_dbus_connection_signal_unsubscribe(connection_, start_request_signal_id_);
+@@ -228,18 +469,16 @@ BaseCapturerPipeWire::~BaseCapturerPipeWire() {
+ }
+
+ if (session_handle_) {
+- GDBusMessage* message = g_dbus_message_new_method_call(
+- kDesktopBusName, session_handle_, kSessionInterfaceName, "Close");
+- if (message) {
+- GError* error = nullptr;
+- g_dbus_connection_send_message(connection_, message,
++ Scoped<GDBusMessage> message(g_dbus_message_new_method_call(
++ kDesktopBusName, session_handle_, kSessionInterfaceName, "Close"));
++ if (message.get()) {
++ Scoped<GError> error;
++ g_dbus_connection_send_message(connection_, message.get(),
+ G_DBUS_SEND_MESSAGE_FLAGS_NONE,
+- /*out_serial=*/nullptr, &error);
+- if (error) {
++ /*out_serial=*/nullptr, error.receive());
++ if (error.get()) {
+ RTC_LOG(LS_ERROR) << "Failed to close the session: " << error->message;
+- g_error_free(error);
+ }
+- g_object_unref(message);
+ }
+ }
+
+@@ -274,7 +513,11 @@ void BaseCapturerPipeWire::InitPipeWire() {
+ StubPathMap paths;
+
+ // Check if the PipeWire library is available.
+- paths[kModulePipewire].push_back(kPipeWireLib);
++#if PW_CHECK_VERSION(0, 3, 0)
++ paths[kModulePipewire03].push_back(kPipeWireLib);
++#else
++ paths[kModulePipewire02].push_back(kPipeWireLib);
++#endif
+ if (!InitializeStubs(paths)) {
+ RTC_LOG(LS_ERROR) << "Failed to load the PipeWire library and symbols.";
+ portal_init_failed_ = true;
+@@ -284,16 +527,46 @@ void BaseCapturerPipeWire::InitPipeWire() {
+
+ pw_init(/*argc=*/nullptr, /*argc=*/nullptr);
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ pw_main_loop_ = pw_thread_loop_new("pipewire-main-loop", nullptr);
++
++ pw_thread_loop_lock(pw_main_loop_);
++
++ pw_context_ =
++ pw_context_new(pw_thread_loop_get_loop(pw_main_loop_), nullptr, 0);
++ if (!pw_context_) {
++ RTC_LOG(LS_ERROR) << "Failed to create PipeWire context";
++ return;
++ }
++
++ pw_core_ = pw_context_connect(pw_context_, nullptr, 0);
++ if (!pw_core_) {
++ RTC_LOG(LS_ERROR) << "Failed to connect PipeWire context";
++ return;
++ }
++#else
+ pw_loop_ = pw_loop_new(/*properties=*/nullptr);
+ pw_main_loop_ = pw_thread_loop_new(pw_loop_, "pipewire-main-loop");
+
++ pw_thread_loop_lock(pw_main_loop_);
++
+ pw_core_ = pw_core_new(pw_loop_, /*properties=*/nullptr);
+ pw_core_type_ = pw_core_get_type(pw_core_);
+ pw_remote_ = pw_remote_new(pw_core_, nullptr, /*user_data_size=*/0);
+
+ InitPipeWireTypes();
++#endif
+
+ // Initialize event handlers, remote end and stream-related.
++#if PW_CHECK_VERSION(0, 3, 0)
++ pw_core_events_.version = PW_VERSION_CORE_EVENTS;
++ pw_core_events_.error = &OnCoreError;
++
++ pw_stream_events_.version = PW_VERSION_STREAM_EVENTS;
++ pw_stream_events_.state_changed = &OnStreamStateChanged;
++ pw_stream_events_.param_changed = &OnStreamParamChanged;
++ pw_stream_events_.process = &OnStreamProcess;
++#else
+ pw_remote_events_.version = PW_VERSION_REMOTE_EVENTS;
+ pw_remote_events_.state_changed = &OnStateChanged;
+
+@@ -301,19 +574,33 @@ void BaseCapturerPipeWire::InitPipeWire() {
+ pw_stream_events_.state_changed = &OnStreamStateChanged;
+ pw_stream_events_.format_changed = &OnStreamFormatChanged;
+ pw_stream_events_.process = &OnStreamProcess;
++#endif
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ pw_core_add_listener(pw_core_, &spa_core_listener_, &pw_core_events_, this);
++
++ pw_stream_ = CreateReceivingStream();
++ if (!pw_stream_) {
++ RTC_LOG(LS_ERROR) << "Failed to create PipeWire stream";
++ return;
++ }
++#else
+ pw_remote_add_listener(pw_remote_, &spa_remote_listener_, &pw_remote_events_,
+ this);
+ pw_remote_connect_fd(pw_remote_, pw_fd_);
++#endif
+
+ if (pw_thread_loop_start(pw_main_loop_) < 0) {
+ RTC_LOG(LS_ERROR) << "Failed to start main PipeWire loop";
+ portal_init_failed_ = true;
+ }
+
++ pw_thread_loop_unlock(pw_main_loop_);
++
+ RTC_LOG(LS_INFO) << "PipeWire remote opened.";
+ }
+
++#if !PW_CHECK_VERSION(0, 3, 0)
+ void BaseCapturerPipeWire::InitPipeWireTypes() {
+ spa_type_map* map = pw_core_type_->map;
+ pw_type_ = new PipeWireType();
+@@ -323,23 +610,44 @@ void BaseCapturerPipeWire::InitPipeWireTypes() {
+ spa_type_format_video_map(map, &pw_type_->format_video);
+ spa_type_video_format_map(map, &pw_type_->video_format);
+ }
++#endif
+
+-void BaseCapturerPipeWire::CreateReceivingStream() {
++pw_stream* BaseCapturerPipeWire::CreateReceivingStream() {
++#if !PW_CHECK_VERSION(0, 3, 0)
++ if (pw_remote_get_state(pw_remote_, nullptr) != PW_REMOTE_STATE_CONNECTED) {
++ RTC_LOG(LS_ERROR) << "Cannot create pipewire stream";
++ return nullptr;
++ }
++#endif
+ spa_rectangle pwMinScreenBounds = spa_rectangle{1, 1};
+- spa_rectangle pwScreenBounds =
+- spa_rectangle{static_cast<uint32_t>(desktop_size_.width()),
+- static_cast<uint32_t>(desktop_size_.height())};
+-
+- spa_fraction pwFrameRateMin = spa_fraction{0, 1};
+- spa_fraction pwFrameRateMax = spa_fraction{60, 1};
++ spa_rectangle pwMaxScreenBounds = spa_rectangle{UINT32_MAX, UINT32_MAX};
+
+ pw_properties* reuseProps =
+ pw_properties_new_string("pipewire.client.reuse=1");
+- pw_stream_ = pw_stream_new(pw_remote_, "webrtc-consume-stream", reuseProps);
++#if PW_CHECK_VERSION(0, 3, 0)
++ auto stream = pw_stream_new(pw_core_, "webrtc-consume-stream", reuseProps);
++#else
++ auto stream = pw_stream_new(pw_remote_, "webrtc-consume-stream", reuseProps);
++#endif
+
+ uint8_t buffer[1024] = {};
+ const spa_pod* params[1];
+ spa_pod_builder builder = spa_pod_builder{buffer, sizeof(buffer)};
++
++#if PW_CHECK_VERSION(0, 3, 0)
++ params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_add_object(
++ &builder, SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
++ SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_video),
++ SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
++ SPA_FORMAT_VIDEO_format,
++ SPA_POD_CHOICE_ENUM_Id(5, SPA_VIDEO_FORMAT_BGRx, SPA_VIDEO_FORMAT_RGBx,
++ SPA_VIDEO_FORMAT_RGBA, SPA_VIDEO_FORMAT_BGRx,
++ SPA_VIDEO_FORMAT_BGRA),
++ SPA_FORMAT_VIDEO_size,
++ SPA_POD_CHOICE_RANGE_Rectangle(&pwMinScreenBounds, &pwMinScreenBounds,
++ &pwMaxScreenBounds),
++ 0));
++#else
+ params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
+ &builder,
+ // id to enumerate formats
+@@ -349,69 +657,218 @@ void BaseCapturerPipeWire::CreateReceivingStream() {
+ // then allowed formats are enumerated (e) and the format is undecided (u)
+ // to allow negotiation
+ ":", pw_type_->format_video.format, "Ieu", pw_type_->video_format.BGRx,
+- SPA_POD_PROP_ENUM(2, pw_type_->video_format.RGBx,
+- pw_type_->video_format.BGRx),
++ SPA_POD_PROP_ENUM(
++ 4, pw_type_->video_format.RGBx, pw_type_->video_format.BGRx,
++ pw_type_->video_format.RGBA, pw_type_->video_format.BGRA),
+ // Video size: specified as rectangle (R), preferred size is specified as
+ // first parameter, then allowed size is defined as range (r) from min and
+ // max values and the format is undecided (u) to allow negotiation
+- ":", pw_type_->format_video.size, "Rru", &pwScreenBounds, 2,
+- &pwMinScreenBounds, &pwScreenBounds,
+- // Frame rate: specified as fraction (F) and set to minimum frame rate
+- // value
+- ":", pw_type_->format_video.framerate, "F", &pwFrameRateMin,
+- // Max frame rate: specified as fraction (F), preferred frame rate is set
+- // to maximum value, then allowed frame rate is defined as range (r) from
+- // min and max values and it is undecided (u) to allow negotiation
+- ":", pw_type_->format_video.max_framerate, "Fru", &pwFrameRateMax, 2,
+- &pwFrameRateMin, &pwFrameRateMax));
+-
+- pw_stream_add_listener(pw_stream_, &spa_stream_listener_, &pw_stream_events_,
++ ":", pw_type_->format_video.size, "Rru", &pwMinScreenBounds,
++ SPA_POD_PROP_MIN_MAX(&pwMinScreenBounds, &pwMaxScreenBounds)));
++#endif
++
++ pw_stream_add_listener(stream, &spa_stream_listener_, &pw_stream_events_,
+ this);
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (pw_stream_connect(stream, PW_DIRECTION_INPUT, pw_stream_node_id_,
++ PW_STREAM_FLAG_AUTOCONNECT, params, 1) != 0) {
++#else
+ pw_stream_flags flags = static_cast<pw_stream_flags>(
+- PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_INACTIVE |
+- PW_STREAM_FLAG_MAP_BUFFERS);
+- if (pw_stream_connect(pw_stream_, PW_DIRECTION_INPUT, /*port_path=*/nullptr,
++ PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_INACTIVE);
++ if (pw_stream_connect(stream, PW_DIRECTION_INPUT, /*port_path=*/nullptr,
+ flags, params,
+ /*n_params=*/1) != 0) {
++#endif
+ RTC_LOG(LS_ERROR) << "Could not connect receiving stream.";
+ portal_init_failed_ = true;
+- return;
++ return nullptr;
+ }
++
++ return stream;
+ }
+
+ void BaseCapturerPipeWire::HandleBuffer(pw_buffer* buffer) {
+ spa_buffer* spaBuffer = buffer->buffer;
+- void* src = nullptr;
++ ScopedBuf map;
++ uint8_t* src = nullptr;
++
++ if (spaBuffer->datas[0].chunk->size == 0) {
++ RTC_LOG(LS_ERROR) << "Failed to get video stream: Zero size.";
++ return;
++ }
++
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (spaBuffer->datas[0].type == SPA_DATA_MemFd ||
++ spaBuffer->datas[0].type == SPA_DATA_DmaBuf) {
++#else
++ if (spaBuffer->datas[0].type == pw_core_type_->data.MemFd ||
++ spaBuffer->datas[0].type == pw_core_type_->data.DmaBuf) {
++#endif
++ map.initialize(
++ static_cast<uint8_t*>(
++ mmap(nullptr,
++ spaBuffer->datas[0].maxsize + spaBuffer->datas[0].mapoffset,
++ PROT_READ, MAP_PRIVATE, spaBuffer->datas[0].fd, 0)),
++ spaBuffer->datas[0].maxsize + spaBuffer->datas[0].mapoffset,
++#if PW_CHECK_VERSION(0, 3, 0)
++ spaBuffer->datas[0].type == SPA_DATA_DmaBuf,
++#else
++ spaBuffer->datas[0].type == pw_core_type_->data.DmaBuf,
++#endif
++ spaBuffer->datas[0].fd);
++
++ if (!map) {
++ RTC_LOG(LS_ERROR) << "Failed to mmap the memory: "
++ << std::strerror(errno);
++ return;
++ }
++
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (spaBuffer->datas[0].type == SPA_DATA_DmaBuf) {
++#else
++ if (spaBuffer->datas[0].type == pw_core_type_->data.DmaBuf) {
++#endif
++ SyncDmaBuf(spaBuffer->datas[0].fd, DMA_BUF_SYNC_START);
++ }
++
++ src = SPA_MEMBER(map.get(), spaBuffer->datas[0].mapoffset, uint8_t);
++#if PW_CHECK_VERSION(0, 3, 0)
++ } else if (spaBuffer->datas[0].type == SPA_DATA_MemPtr) {
++#else
++ } else if (spaBuffer->datas[0].type == pw_core_type_->data.MemPtr) {
++#endif
++ src = static_cast<uint8_t*>(spaBuffer->datas[0].data);
++ }
+
+- if (!(src = spaBuffer->datas[0].data)) {
++ if (!src) {
++ return;
++ }
++
++#if PW_CHECK_VERSION(0, 3, 0)
++ struct spa_meta_region* video_metadata =
++ static_cast<struct spa_meta_region*>(spa_buffer_find_meta_data(
++ spaBuffer, SPA_META_VideoCrop, sizeof(*video_metadata)));
++#else
++ struct spa_meta_video_crop* video_metadata =
++ static_cast<struct spa_meta_video_crop*>(
++ spa_buffer_find_meta(spaBuffer, pw_core_type_->meta.VideoCrop));
++#endif
++
++ // Video size from metadata is bigger than an actual video stream size.
++ // The metadata are wrong or we should up-scale the video...in both cases
++ // just quit now.
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (video_metadata && (video_metadata->region.size.width >
++ static_cast<uint32_t>(desktop_size_.width()) ||
++ video_metadata->region.size.height >
++ static_cast<uint32_t>(desktop_size_.height()))) {
++#else
++ if (video_metadata && (video_metadata->width > desktop_size_.width() ||
++ video_metadata->height > desktop_size_.height())) {
++#endif
++ RTC_LOG(LS_ERROR) << "Stream metadata sizes are wrong!";
+ return;
+ }
+
+- uint32_t maxSize = spaBuffer->datas[0].maxsize;
+- int32_t srcStride = spaBuffer->datas[0].chunk->stride;
+- if (srcStride != (desktop_size_.width() * kBytesPerPixel)) {
++ // Use video metadata when video size from metadata is set and smaller than
++ // video stream size, so we need to adjust it.
++ bool video_is_full_width = true;
++ bool video_is_full_height = true;
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (video_metadata && video_metadata->region.size.width != 0 &&
++ video_metadata->region.size.height != 0) {
++ if (video_metadata->region.size.width <
++ static_cast<uint32_t>(desktop_size_.width())) {
++ video_is_full_width = false;
++ } else if (video_metadata->region.size.height <
++ static_cast<uint32_t>(desktop_size_.height())) {
++ video_is_full_height = false;
++ }
++ }
++#else
++ if (video_metadata && video_metadata->width != 0 &&
++ video_metadata->height != 0) {
++ if (video_metadata->width < desktop_size_.width()) {
++ } else if (video_metadata->height < desktop_size_.height()) {
++ video_is_full_height = false;
++ }
++ }
++#endif
++
++ DesktopSize video_size_prev = video_size_;
++ if (!video_is_full_height || !video_is_full_width) {
++#if PW_CHECK_VERSION(0, 3, 0)
++ video_size_ = DesktopSize(video_metadata->region.size.width,
++ video_metadata->region.size.height);
++#else
++ video_size_ = DesktopSize(video_metadata->width, video_metadata->height);
++#endif
++ } else {
++ video_size_ = desktop_size_;
++ }
++
++ webrtc::MutexLock lock(¤t_frame_lock_);
++ if (!current_frame_ || !video_size_.equals(video_size_prev)) {
++ current_frame_ = std::make_unique<uint8_t[]>(
++ video_size_.width() * video_size_.height() * kBytesPerPixel);
++ }
++
++ const int32_t dst_stride = video_size_.width() * kBytesPerPixel;
++ const int32_t src_stride = spaBuffer->datas[0].chunk->stride;
++
++ if (src_stride != (desktop_size_.width() * kBytesPerPixel)) {
+ RTC_LOG(LS_ERROR) << "Got buffer with stride different from screen stride: "
+- << srcStride
++ << src_stride
+ << " != " << (desktop_size_.width() * kBytesPerPixel);
+ portal_init_failed_ = true;
++
+ return;
+ }
+
+- if (!current_frame_) {
+- current_frame_ = static_cast<uint8_t*>(malloc(maxSize));
+- }
+- RTC_DCHECK(current_frame_ != nullptr);
+-
+- // If both sides decided to go with the RGBx format we need to convert it to
+- // BGRx to match color format expected by WebRTC.
+- if (spa_video_format_->format == pw_type_->video_format.RGBx) {
+- uint8_t* tempFrame = static_cast<uint8_t*>(malloc(maxSize));
+- std::memcpy(tempFrame, src, maxSize);
+- ConvertRGBxToBGRx(tempFrame, maxSize);
+- std::memcpy(current_frame_, tempFrame, maxSize);
+- free(tempFrame);
+- } else {
+- std::memcpy(current_frame_, src, maxSize);
++ // Adjust source content based on metadata video position
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (!video_is_full_height &&
++ (video_metadata->region.position.y + video_size_.height() <=
++ desktop_size_.height())) {
++ src += src_stride * video_metadata->region.position.y;
++ }
++ const int x_offset =
++ !video_is_full_width &&
++ (video_metadata->region.position.x + video_size_.width() <=
++ desktop_size_.width())
++ ? video_metadata->region.position.x * kBytesPerPixel
++ : 0;
++#else
++ if (!video_is_full_height &&
++ (video_metadata->y + video_size_.height() <= desktop_size_.height())) {
++ src += src_stride * video_metadata->y;
++ }
++
++ const int x_offset =
++ !video_is_full_width &&
++ (video_metadata->x + video_size_.width() <= desktop_size_.width())
++ ? video_metadata->x * kBytesPerPixel
++ : 0;
++#endif
++
++ uint8_t* dst = current_frame_.get();
++ for (int i = 0; i < video_size_.height(); ++i) {
++ // Adjust source content based on crop video position if needed
++ src += x_offset;
++ std::memcpy(dst, src, dst_stride);
++ // If both sides decided to go with the RGBx format we need to convert it to
++ // BGRx to match color format expected by WebRTC.
++#if PW_CHECK_VERSION(0, 3, 0)
++ if (spa_video_format_.format == SPA_VIDEO_FORMAT_RGBx ||
++ spa_video_format_.format == SPA_VIDEO_FORMAT_RGBA) {
++#else
++ if (spa_video_format_->format == pw_type_->video_format.RGBx ||
++ spa_video_format_->format == pw_type_->video_format.RGBA) {
++#endif
++ ConvertRGBxToBGRx(dst, dst_stride);
++ }
++ src += src_stride - x_offset;
++ dst += dst_stride;
+ }
+ }
+
+@@ -441,14 +898,13 @@ void BaseCapturerPipeWire::OnProxyRequested(GObject* /*object*/,
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(user_data);
+ RTC_DCHECK(that);
+
+- GError* error = nullptr;
+- GDBusProxy *proxy = g_dbus_proxy_new_finish(result, &error);
++ Scoped<GError> error;
++ GDBusProxy* proxy = g_dbus_proxy_new_finish(result, error.receive());
+ if (!proxy) {
+- if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
++ if (g_error_matches(error.get(), G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ return;
+ RTC_LOG(LS_ERROR) << "Failed to create a proxy for the screen cast portal: "
+ << error->message;
+- g_error_free(error);
+ that->portal_init_failed_ = true;
+ return;
+ }
+@@ -462,38 +918,36 @@ void BaseCapturerPipeWire::OnProxyRequested(GObject* /*object*/,
+ // static
+ gchar* BaseCapturerPipeWire::PrepareSignalHandle(GDBusConnection* connection,
+ const gchar* token) {
+- gchar* sender = g_strdup(g_dbus_connection_get_unique_name(connection) + 1);
+- for (int i = 0; sender[i]; i++) {
+- if (sender[i] == '.') {
+- sender[i] = '_';
++ Scoped<gchar> sender(
++ g_strdup(g_dbus_connection_get_unique_name(connection) + 1));
++ for (int i = 0; sender.get()[i]; i++) {
++ if (sender.get()[i] == '.') {
++ sender.get()[i] = '_';
+ }
+ }
+
+- gchar* handle = g_strconcat(kDesktopRequestObjectPath, "/", sender, "/",
++ gchar* handle = g_strconcat(kDesktopRequestObjectPath, "/", sender.get(), "/",
+ token, /*end of varargs*/ nullptr);
+- g_free(sender);
+
+ return handle;
+ }
+
+ void BaseCapturerPipeWire::SessionRequest() {
+ GVariantBuilder builder;
+- gchar* variant_string;
++ Scoped<gchar> variant_string;
+
+ g_variant_builder_init(&builder, G_VARIANT_TYPE_VARDICT);
+ variant_string =
+ g_strdup_printf("webrtc_session%d", g_random_int_range(0, G_MAXINT));
+ g_variant_builder_add(&builder, "{sv}", "session_handle_token",
+- g_variant_new_string(variant_string));
+- g_free(variant_string);
++ g_variant_new_string(variant_string.get()));
+ variant_string = g_strdup_printf("webrtc%d", g_random_int_range(0, G_MAXINT));
+ g_variant_builder_add(&builder, "{sv}", "handle_token",
+- g_variant_new_string(variant_string));
++ g_variant_new_string(variant_string.get()));
+
+- portal_handle_ = PrepareSignalHandle(connection_, variant_string);
++ portal_handle_ = PrepareSignalHandle(connection_, variant_string.get());
+ session_request_signal_id_ = SetupRequestResponseSignal(
+ portal_handle_, OnSessionRequestResponseSignal);
+- g_free(variant_string);
+
+ RTC_LOG(LS_INFO) << "Screen cast session requested.";
+ g_dbus_proxy_call(
+@@ -509,22 +963,21 @@ void BaseCapturerPipeWire::OnSessionRequested(GDBusProxy *proxy,
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(user_data);
+ RTC_DCHECK(that);
+
+- GError* error = nullptr;
+- GVariant* variant = g_dbus_proxy_call_finish(proxy, result, &error);
++ Scoped<GError> error;
++ Scoped<GVariant> variant(
++ g_dbus_proxy_call_finish(proxy, result, error.receive()));
+ if (!variant) {
+- if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
++ if (g_error_matches(error.get(), G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ return;
+ RTC_LOG(LS_ERROR) << "Failed to create a screen cast session: "
+ << error->message;
+- g_error_free(error);
+ that->portal_init_failed_ = true;
+ return;
+ }
+ RTC_LOG(LS_INFO) << "Initializing the screen cast session.";
+
+- gchar* handle = nullptr;
+- g_variant_get_child(variant, 0, "o", &handle);
+- g_variant_unref(variant);
++ Scoped<gchar> handle;
++ g_variant_get_child(variant.get(), 0, "o", &handle);
+ if (!handle) {
+ RTC_LOG(LS_ERROR) << "Failed to initialize the screen cast session.";
+ if (that->session_request_signal_id_) {
+@@ -536,8 +989,6 @@ void BaseCapturerPipeWire::OnSessionRequested(GDBusProxy *proxy,
+ return;
+ }
+
+- g_free(handle);
+-
+ RTC_LOG(LS_INFO) << "Subscribing to the screen cast session.";
+ }
+
+@@ -557,11 +1008,11 @@ void BaseCapturerPipeWire::OnSessionRequestResponseSignal(
+ << "Received response for the screen cast session subscription.";
+
+ guint32 portal_response;
+- GVariant* response_data;
+- g_variant_get(parameters, "(u at a{sv})", &portal_response, &response_data);
+- g_variant_lookup(response_data, "session_handle", "s",
++ Scoped<GVariant> response_data;
++ g_variant_get(parameters, "(u at a{sv})", &portal_response,
++ response_data.receive());
++ g_variant_lookup(response_data.get(), "session_handle", "s",
+ &that->session_handle_);
+- g_variant_unref(response_data);
+
+ if (!that->session_handle_ || portal_response) {
+ RTC_LOG(LS_ERROR)
+@@ -575,23 +1026,23 @@ void BaseCapturerPipeWire::OnSessionRequestResponseSignal(
+
+ void BaseCapturerPipeWire::SourcesRequest() {
+ GVariantBuilder builder;
+- gchar* variant_string;
++ Scoped<gchar> variant_string;
+
+ g_variant_builder_init(&builder, G_VARIANT_TYPE_VARDICT);
+ // We want to record monitor content.
+- g_variant_builder_add(&builder, "{sv}", "types",
+- g_variant_new_uint32(capture_source_type_));
++ g_variant_builder_add(
++ &builder, "{sv}", "types",
++ g_variant_new_uint32(static_cast<uint32_t>(capture_source_type_)));
+ // We don't want to allow selection of multiple sources.
+ g_variant_builder_add(&builder, "{sv}", "multiple",
+ g_variant_new_boolean(false));
+ variant_string = g_strdup_printf("webrtc%d", g_random_int_range(0, G_MAXINT));
+ g_variant_builder_add(&builder, "{sv}", "handle_token",
+- g_variant_new_string(variant_string));
++ g_variant_new_string(variant_string.get()));
+
+- sources_handle_ = PrepareSignalHandle(connection_, variant_string);
++ sources_handle_ = PrepareSignalHandle(connection_, variant_string.get());
+ sources_request_signal_id_ = SetupRequestResponseSignal(
+ sources_handle_, OnSourcesRequestResponseSignal);
+- g_free(variant_string);
+
+ RTC_LOG(LS_INFO) << "Requesting sources from the screen cast session.";
+ g_dbus_proxy_call(
+@@ -608,22 +1059,21 @@ void BaseCapturerPipeWire::OnSourcesRequested(GDBusProxy *proxy,
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(user_data);
+ RTC_DCHECK(that);
+
+- GError* error = nullptr;
+- GVariant* variant = g_dbus_proxy_call_finish(proxy, result, &error);
++ Scoped<GError> error;
++ Scoped<GVariant> variant(
++ g_dbus_proxy_call_finish(proxy, result, error.receive()));
+ if (!variant) {
+- if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
++ if (g_error_matches(error.get(), G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ return;
+ RTC_LOG(LS_ERROR) << "Failed to request the sources: " << error->message;
+- g_error_free(error);
+ that->portal_init_failed_ = true;
+ return;
+ }
+
+ RTC_LOG(LS_INFO) << "Sources requested from the screen cast session.";
+
+- gchar* handle = nullptr;
+- g_variant_get_child(variant, 0, "o", &handle);
+- g_variant_unref(variant);
++ Scoped<gchar> handle;
++ g_variant_get_child(variant.get(), 0, "o", handle.receive());
+ if (!handle) {
+ RTC_LOG(LS_ERROR) << "Failed to initialize the screen cast session.";
+ if (that->sources_request_signal_id_) {
+@@ -635,8 +1085,6 @@ void BaseCapturerPipeWire::OnSourcesRequested(GDBusProxy *proxy,
+ return;
+ }
+
+- g_free(handle);
+-
+ RTC_LOG(LS_INFO) << "Subscribed to sources signal.";
+ }
+
+@@ -668,17 +1116,16 @@ void BaseCapturerPipeWire::OnSourcesRequestResponseSignal(
+
+ void BaseCapturerPipeWire::StartRequest() {
+ GVariantBuilder builder;
+- gchar* variant_string;
++ Scoped<gchar> variant_string;
+
+ g_variant_builder_init(&builder, G_VARIANT_TYPE_VARDICT);
+ variant_string = g_strdup_printf("webrtc%d", g_random_int_range(0, G_MAXINT));
+ g_variant_builder_add(&builder, "{sv}", "handle_token",
+- g_variant_new_string(variant_string));
++ g_variant_new_string(variant_string.get()));
+
+- start_handle_ = PrepareSignalHandle(connection_, variant_string);
++ start_handle_ = PrepareSignalHandle(connection_, variant_string.get());
+ start_request_signal_id_ =
+ SetupRequestResponseSignal(start_handle_, OnStartRequestResponseSignal);
+- g_free(variant_string);
+
+ // "Identifier for the application window", this is Wayland, so not "x11:...".
+ const gchar parent_window[] = "";
+@@ -698,23 +1145,22 @@ void BaseCapturerPipeWire::OnStartRequested(GDBusProxy *proxy,
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(user_data);
+ RTC_DCHECK(that);
+
+- GError* error = nullptr;
+- GVariant* variant = g_dbus_proxy_call_finish(proxy, result, &error);
++ Scoped<GError> error;
++ Scoped<GVariant> variant(
++ g_dbus_proxy_call_finish(proxy, result, error.receive()));
+ if (!variant) {
+- if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
++ if (g_error_matches(error.get(), G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ return;
+ RTC_LOG(LS_ERROR) << "Failed to start the screen cast session: "
+ << error->message;
+- g_error_free(error);
+ that->portal_init_failed_ = true;
+ return;
+ }
+
+ RTC_LOG(LS_INFO) << "Initializing the start of the screen cast session.";
+
+- gchar* handle = nullptr;
+- g_variant_get_child(variant, 0, "o", &handle);
+- g_variant_unref(variant);
++ Scoped<gchar> handle;
++ g_variant_get_child(variant.get(), 0, "o", handle.receive());
+ if (!handle) {
+ RTC_LOG(LS_ERROR)
+ << "Failed to initialize the start of the screen cast session.";
+@@ -727,8 +1173,6 @@ void BaseCapturerPipeWire::OnStartRequested(GDBusProxy *proxy,
+ return;
+ }
+
+- g_free(handle);
+-
+ RTC_LOG(LS_INFO) << "Subscribed to the start signal.";
+ }
+
+@@ -746,9 +1190,10 @@ void BaseCapturerPipeWire::OnStartRequestResponseSignal(
+
+ RTC_LOG(LS_INFO) << "Start signal received.";
+ guint32 portal_response;
+- GVariant* response_data;
+- GVariantIter* iter = nullptr;
+- g_variant_get(parameters, "(u at a{sv})", &portal_response, &response_data);
++ Scoped<GVariant> response_data;
++ Scoped<GVariantIter> iter;
++ g_variant_get(parameters, "(u at a{sv})", &portal_response,
++ response_data.receive());
+ if (portal_response || !response_data) {
+ RTC_LOG(LS_ERROR) << "Failed to start the screen cast session.";
+ that->portal_init_failed_ = true;
+@@ -758,28 +1203,28 @@ void BaseCapturerPipeWire::OnStartRequestResponseSignal(
+ // Array of PipeWire streams. See
+ // https://github.com/flatpak/xdg-desktop-portal/blob/master/data/org.freedesktop.portal.ScreenCast.xml
+ // documentation for <method name="Start">.
+- if (g_variant_lookup(response_data, "streams", "a(ua{sv})", &iter)) {
+- GVariant* variant;
++ if (g_variant_lookup(response_data.get(), "streams", "a(ua{sv})",
++ iter.receive())) {
++ Scoped<GVariant> variant;
+
+- while (g_variant_iter_next(iter, "@(ua{sv})", &variant)) {
++ while (g_variant_iter_next(iter.get(), "@(ua{sv})", variant.receive())) {
+ guint32 stream_id;
+- gint32 width;
+- gint32 height;
+- GVariant* options;
++ guint32 type;
++ Scoped<GVariant> options;
+
+- g_variant_get(variant, "(u at a{sv})", &stream_id, &options);
+- RTC_DCHECK(options != nullptr);
++ g_variant_get(variant.get(), "(u at a{sv})", &stream_id, options.receive());
++ RTC_DCHECK(options.get());
+
+- g_variant_lookup(options, "size", "(ii)", &width, &height);
++ if (g_variant_lookup(options.get(), "source_type", "u", &type)) {
++ that->capture_source_type_ =
++ static_cast<BaseCapturerPipeWire::CaptureSourceType>(type);
++ }
+
+- that->desktop_size_.set(width, height);
++ that->pw_stream_node_id_ = stream_id;
+
+- g_variant_unref(options);
+- g_variant_unref(variant);
++ break;
+ }
+ }
+- g_variant_iter_free(iter);
+- g_variant_unref(response_data);
+
+ that->OpenPipeWireRemote();
+ }
+@@ -807,35 +1252,30 @@ void BaseCapturerPipeWire::OnOpenPipeWireRemoteRequested(
+ BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(user_data);
+ RTC_DCHECK(that);
+
+- GError* error = nullptr;
+- GUnixFDList* outlist = nullptr;
+- GVariant* variant = g_dbus_proxy_call_with_unix_fd_list_finish(
+- proxy, &outlist, result, &error);
++ Scoped<GError> error;
++ Scoped<GUnixFDList> outlist;
++ Scoped<GVariant> variant(g_dbus_proxy_call_with_unix_fd_list_finish(
++ proxy, outlist.receive(), result, error.receive()));
+ if (!variant) {
+- if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
++ if (g_error_matches(error.get(), G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ return;
+ RTC_LOG(LS_ERROR) << "Failed to open the PipeWire remote: "
+ << error->message;
+- g_error_free(error);
+ that->portal_init_failed_ = true;
+ return;
+ }
+
+ gint32 index;
+- g_variant_get(variant, "(h)", &index);
++ g_variant_get(variant.get(), "(h)", &index);
+
+- if ((that->pw_fd_ = g_unix_fd_list_get(outlist, index, &error)) == -1) {
++ if ((that->pw_fd_ =
++ g_unix_fd_list_get(outlist.get(), index, error.receive())) == -1) {
+ RTC_LOG(LS_ERROR) << "Failed to get file descriptor from the list: "
+ << error->message;
+- g_error_free(error);
+- g_variant_unref(variant);
+ that->portal_init_failed_ = true;
+ return;
+ }
+
+- g_variant_unref(variant);
+- g_object_unref(outlist);
+-
+ that->InitPipeWire();
+ }
+
+@@ -854,15 +1294,18 @@ void BaseCapturerPipeWire::CaptureFrame() {
+ return;
+ }
+
++ webrtc::MutexLock lock(¤t_frame_lock_);
+ if (!current_frame_) {
+ callback_->OnCaptureResult(Result::ERROR_TEMPORARY, nullptr);
+ return;
+ }
+
+- std::unique_ptr<DesktopFrame> result(new BasicDesktopFrame(desktop_size_));
++ DesktopSize frame_size = video_size_;
++
++ std::unique_ptr<DesktopFrame> result(new BasicDesktopFrame(frame_size));
+ result->CopyPixelsFrom(
+- current_frame_, (desktop_size_.width() * kBytesPerPixel),
+- DesktopRect::MakeWH(desktop_size_.width(), desktop_size_.height()));
++ current_frame_.get(), (frame_size.width() * kBytesPerPixel),
++ DesktopRect::MakeWH(frame_size.width(), frame_size.height()));
+ if (!result) {
+ callback_->OnCaptureResult(Result::ERROR_TEMPORARY, nullptr);
+ return;
+@@ -887,4 +1330,11 @@ bool BaseCapturerPipeWire::SelectSource(SourceId id) {
+ return true;
+ }
+
++// static
++std::unique_ptr<DesktopCapturer> BaseCapturerPipeWire::CreateRawCapturer(
++ const DesktopCaptureOptions& options) {
++ return std::make_unique<BaseCapturerPipeWire>(
++ BaseCapturerPipeWire::CaptureSourceType::kAny);
++}
++
+ } // namespace webrtc
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h b/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
+index f28d7a558bc..75d20dbf1db 100644
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
++++ b/chromium/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
+@@ -10,18 +10,23 @@
+
+ #ifndef MODULES_DESKTOP_CAPTURE_LINUX_BASE_CAPTURER_PIPEWIRE_H_
+ #define MODULES_DESKTOP_CAPTURE_LINUX_BASE_CAPTURER_PIPEWIRE_H_
+-
+ #include <gio/gio.h>
+ #define typeof __typeof__
+ #include <pipewire/pipewire.h>
+ #include <spa/param/video/format-utils.h>
++#if PW_CHECK_VERSION(0, 3, 0)
++#include <spa/utils/result.h>
++#endif
+
++#include "absl/types/optional.h"
+ #include "modules/desktop_capture/desktop_capture_options.h"
+ #include "modules/desktop_capture/desktop_capturer.h"
+ #include "rtc_base/constructor_magic.h"
++#include "rtc_base/synchronization/mutex.h"
+
+ namespace webrtc {
+
++#if !PW_CHECK_VERSION(0, 3, 0)
+ class PipeWireType {
+ public:
+ spa_type_media_type media_type;
+@@ -29,14 +34,25 @@ class PipeWireType {
+ spa_type_format_video format_video;
+ spa_type_video_format video_format;
+ };
++#endif
+
+ class BaseCapturerPipeWire : public DesktopCapturer {
+ public:
+- enum CaptureSourceType { Screen = 1, Window };
++ // Values are set based on source type property in
++ // xdg-desktop-portal/screencast
++ // https://github.com/flatpak/xdg-desktop-portal/blob/master/data/org.freedesktop.portal.ScreenCast.xml
++ enum class CaptureSourceType : uint32_t {
++ kScreen = 0b01,
++ kWindow = 0b10,
++ kAny = 0b11
++ };
+
+ explicit BaseCapturerPipeWire(CaptureSourceType source_type);
+ ~BaseCapturerPipeWire() override;
+
++ static std::unique_ptr<DesktopCapturer> CreateRawCapturer(
++ const DesktopCaptureOptions& options);
++
+ // DesktopCapturer interface.
+ void Start(Callback* delegate) override;
+ void CaptureFrame() override;
+@@ -45,6 +61,21 @@ class BaseCapturerPipeWire : public DesktopCapturer {
+
+ private:
+ // PipeWire types -->
++#if PW_CHECK_VERSION(0, 3, 0)
++ struct pw_context* pw_context_ = nullptr;
++ struct pw_core* pw_core_ = nullptr;
++ struct pw_stream* pw_stream_ = nullptr;
++ struct pw_thread_loop* pw_main_loop_ = nullptr;
++
++ spa_hook spa_core_listener_;
++ spa_hook spa_stream_listener_;
++
++ // event handlers
++ pw_core_events pw_core_events_ = {};
++ pw_stream_events pw_stream_events_ = {};
++
++ struct spa_video_info_raw spa_video_format_;
++#else
+ pw_core* pw_core_ = nullptr;
+ pw_type* pw_core_type_ = nullptr;
+ pw_stream* pw_stream_ = nullptr;
+@@ -60,11 +91,13 @@ class BaseCapturerPipeWire : public DesktopCapturer {
+ pw_remote_events pw_remote_events_ = {};
+
+ spa_video_info_raw* spa_video_format_ = nullptr;
++#endif
+
++ guint32 pw_stream_node_id_ = 0;
+ gint32 pw_fd_ = -1;
+
+ CaptureSourceType capture_source_type_ =
+- BaseCapturerPipeWire::CaptureSourceType::Screen;
++ BaseCapturerPipeWire::CaptureSourceType::kScreen;
+
+ // <-- end of PipeWire types
+
+@@ -79,10 +112,12 @@ class BaseCapturerPipeWire : public DesktopCapturer {
+ guint sources_request_signal_id_ = 0;
+ guint start_request_signal_id_ = 0;
+
++ DesktopSize video_size_;
+ DesktopSize desktop_size_ = {};
+ DesktopCaptureOptions options_ = {};
+
+- uint8_t* current_frame_ = nullptr;
++ webrtc::Mutex current_frame_lock_;
++ std::unique_ptr<uint8_t[]> current_frame_;
+ Callback* callback_ = nullptr;
+
+ bool portal_init_failed_ = false;
+@@ -91,21 +126,32 @@ class BaseCapturerPipeWire : public DesktopCapturer {
+ void InitPipeWire();
+ void InitPipeWireTypes();
+
+- void CreateReceivingStream();
++ pw_stream* CreateReceivingStream();
+ void HandleBuffer(pw_buffer* buffer);
+
+ void ConvertRGBxToBGRx(uint8_t* frame, uint32_t size);
+
++#if PW_CHECK_VERSION(0, 3, 0)
++ static void OnCoreError(void* data,
++ uint32_t id,
++ int seq,
++ int res,
++ const char* message);
++ static void OnStreamParamChanged(void* data,
++ uint32_t id,
++ const struct spa_pod* format);
++#else
+ static void OnStateChanged(void* data,
+ pw_remote_state old_state,
+ pw_remote_state state,
+ const char* error);
++ static void OnStreamFormatChanged(void* data, const struct spa_pod* format);
++#endif
+ static void OnStreamStateChanged(void* data,
+ pw_stream_state old_state,
+ pw_stream_state state,
+ const char* error_message);
+
+- static void OnStreamFormatChanged(void* data, const struct spa_pod* format);
+ static void OnStreamProcess(void* data);
+ static void OnNewBuffer(void* data, uint32_t id);
+
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire.sigs b/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire.sigs
+deleted file mode 100644
+index 3e21e9dc07c..00000000000
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire.sigs
++++ /dev/null
+@@ -1,44 +0,0 @@
+-// Copyright 2018 The WebRTC project authors. All rights reserved.
+-// Use of this source code is governed by a BSD-style license that can be
+-// found in the LICENSE file.
+-
+-//------------------------------------------------
+-// Functions from PipeWire used in capturer code.
+-//------------------------------------------------
+-
+-// core.h
+-void pw_core_destroy(pw_core *core);
+-pw_type *pw_core_get_type(pw_core *core);
+-pw_core * pw_core_new(pw_loop *main_loop, pw_properties *props);
+-
+-// loop.h
+-void pw_loop_destroy(pw_loop *loop);
+-pw_loop * pw_loop_new(pw_properties *properties);
+-
+-// pipewire.h
+-void pw_init(int *argc, char **argv[]);
+-
+-// properties.h
+-pw_properties * pw_properties_new_string(const char *args);
+-
+-// remote.h
+-void pw_remote_add_listener(pw_remote *remote, spa_hook *listener, const pw_remote_events *events, void *data);
+-int pw_remote_connect_fd(pw_remote *remote, int fd);
+-void pw_remote_destroy(pw_remote *remote);
+-pw_remote * pw_remote_new(pw_core *core, pw_properties *properties, size_t user_data_size);
+-
+-// stream.h
+-void pw_stream_add_listener(pw_stream *stream, spa_hook *listener, const pw_stream_events *events, void *data);
+-int pw_stream_connect(pw_stream *stream, enum pw_direction direction, const char *port_path, enum pw_stream_flags flags, const spa_pod **params, uint32_t n_params);
+-pw_buffer *pw_stream_dequeue_buffer(pw_stream *stream);
+-void pw_stream_destroy(pw_stream *stream);
+-void pw_stream_finish_format(pw_stream *stream, int res, const spa_pod **params, uint32_t n_params);
+-pw_stream * pw_stream_new(pw_remote *remote, const char *name, pw_properties *props);
+-int pw_stream_queue_buffer(pw_stream *stream, pw_buffer *buffer);
+-int pw_stream_set_active(pw_stream *stream, bool active);
+-
+-// thread-loop.h
+-void pw_thread_loop_destroy(pw_thread_loop *loop);
+-pw_thread_loop * pw_thread_loop_new(pw_loop *loop, const char *name);
+-int pw_thread_loop_start(pw_thread_loop *loop);
+-void pw_thread_loop_stop(pw_thread_loop *loop);
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc b/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc
+deleted file mode 100644
+index fe672140cca..00000000000
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc
++++ /dev/null
+@@ -1,29 +0,0 @@
+-/*
+- * Copyright 2018 The WebRTC project authors. All Rights Reserved.
+- *
+- * Use of this source code is governed by a BSD-style license
+- * that can be found in the LICENSE file in the root of the source
+- * tree. An additional intellectual property rights grant can be found
+- * in the file PATENTS. All contributing project authors may
+- * be found in the AUTHORS file in the root of the source tree.
+- */
+-
+-#include "modules/desktop_capture/linux/screen_capturer_pipewire.h"
+-
+-#include <memory>
+-
+-
+-namespace webrtc {
+-
+-ScreenCapturerPipeWire::ScreenCapturerPipeWire()
+- : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::Screen) {}
+-ScreenCapturerPipeWire::~ScreenCapturerPipeWire() {}
+-
+-// static
+-std::unique_ptr<DesktopCapturer>
+-ScreenCapturerPipeWire::CreateRawScreenCapturer(
+- const DesktopCaptureOptions& options) {
+- return std::make_unique<ScreenCapturerPipeWire>();
+-}
+-
+-} // namespace webrtc
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.h b/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.h
+deleted file mode 100644
+index 66dcd680e06..00000000000
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.h
++++ /dev/null
+@@ -1,33 +0,0 @@
+-/*
+- * Copyright 2018 The WebRTC project authors. All Rights Reserved.
+- *
+- * Use of this source code is governed by a BSD-style license
+- * that can be found in the LICENSE file in the root of the source
+- * tree. An additional intellectual property rights grant can be found
+- * in the file PATENTS. All contributing project authors may
+- * be found in the AUTHORS file in the root of the source tree.
+- */
+-
+-#ifndef MODULES_DESKTOP_CAPTURE_LINUX_SCREEN_CAPTURER_PIPEWIRE_H_
+-#define MODULES_DESKTOP_CAPTURE_LINUX_SCREEN_CAPTURER_PIPEWIRE_H_
+-
+-#include <memory>
+-
+-#include "modules/desktop_capture/linux/base_capturer_pipewire.h"
+-
+-namespace webrtc {
+-
+-class ScreenCapturerPipeWire : public BaseCapturerPipeWire {
+- public:
+- ScreenCapturerPipeWire();
+- ~ScreenCapturerPipeWire() override;
+-
+- static std::unique_ptr<DesktopCapturer> CreateRawScreenCapturer(
+- const DesktopCaptureOptions& options);
+-
+- RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerPipeWire);
+-};
+-
+-} // namespace webrtc
+-
+-#endif // MODULES_DESKTOP_CAPTURE_LINUX_SCREEN_CAPTURER_PIPEWIRE_H_
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc b/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc
+deleted file mode 100644
+index b4559156dce..00000000000
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc
++++ /dev/null
+@@ -1,29 +0,0 @@
+-/*
+- * Copyright 2018 The WebRTC project authors. All Rights Reserved.
+- *
+- * Use of this source code is governed by a BSD-style license
+- * that can be found in the LICENSE file in the root of the source
+- * tree. An additional intellectual property rights grant can be found
+- * in the file PATENTS. All contributing project authors may
+- * be found in the AUTHORS file in the root of the source tree.
+- */
+-
+-#include "modules/desktop_capture/linux/window_capturer_pipewire.h"
+-
+-#include <memory>
+-
+-
+-namespace webrtc {
+-
+-WindowCapturerPipeWire::WindowCapturerPipeWire()
+- : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::Window) {}
+-WindowCapturerPipeWire::~WindowCapturerPipeWire() {}
+-
+-// static
+-std::unique_ptr<DesktopCapturer>
+-WindowCapturerPipeWire::CreateRawWindowCapturer(
+- const DesktopCaptureOptions& options) {
+- return std::make_unique<WindowCapturerPipeWire>();
+-}
+-
+-} // namespace webrtc
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.h b/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.h
+deleted file mode 100644
+index 7f184ef2999..00000000000
+--- a/chromium/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.h
++++ /dev/null
+@@ -1,33 +0,0 @@
+-/*
+- * Copyright 2018 The WebRTC project authors. All Rights Reserved.
+- *
+- * Use of this source code is governed by a BSD-style license
+- * that can be found in the LICENSE file in the root of the source
+- * tree. An additional intellectual property rights grant can be found
+- * in the file PATENTS. All contributing project authors may
+- * be found in the AUTHORS file in the root of the source tree.
+- */
+-
+-#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WINDOW_CAPTURER_PIPEWIRE_H_
+-#define MODULES_DESKTOP_CAPTURE_LINUX_WINDOW_CAPTURER_PIPEWIRE_H_
+-
+-#include <memory>
+-
+-#include "modules/desktop_capture/linux/base_capturer_pipewire.h"
+-
+-namespace webrtc {
+-
+-class WindowCapturerPipeWire : public BaseCapturerPipeWire {
+- public:
+- WindowCapturerPipeWire();
+- ~WindowCapturerPipeWire() override;
+-
+- static std::unique_ptr<DesktopCapturer> CreateRawWindowCapturer(
+- const DesktopCaptureOptions& options);
+-
+- RTC_DISALLOW_COPY_AND_ASSIGN(WindowCapturerPipeWire);
+-};
+-
+-} // namespace webrtc
+-
+-#endif // MODULES_DESKTOP_CAPTURE_LINUX_WINDOW_CAPTURER_PIPEWIRE_H_
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc b/chromium/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
+index 82dbae48137..ed48b7d6d59 100644
+--- a/chromium/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
++++ b/chromium/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
+@@ -14,7 +14,7 @@
+ #include "modules/desktop_capture/desktop_capturer.h"
+
+ #if defined(WEBRTC_USE_PIPEWIRE)
+-#include "modules/desktop_capture/linux/screen_capturer_pipewire.h"
++#include "modules/desktop_capture/linux/base_capturer_pipewire.h"
+ #endif // defined(WEBRTC_USE_PIPEWIRE)
+
+ #if defined(WEBRTC_USE_X11)
+@@ -28,7 +28,7 @@ std::unique_ptr<DesktopCapturer> DesktopCapturer::CreateRawScreenCapturer(
+ const DesktopCaptureOptions& options) {
+ #if defined(WEBRTC_USE_PIPEWIRE)
+ if (options.allow_pipewire() && DesktopCapturer::IsRunningUnderWayland()) {
+- return ScreenCapturerPipeWire::CreateRawScreenCapturer(options);
++ return BaseCapturerPipeWire::CreateRawCapturer(options);
+ }
+ #endif // defined(WEBRTC_USE_PIPEWIRE)
+
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc b/chromium/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
+index 41dbf836b03..2b142ae3b92 100644
+--- a/chromium/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
++++ b/chromium/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
+@@ -14,7 +14,7 @@
+ #include "modules/desktop_capture/desktop_capturer.h"
+
+ #if defined(WEBRTC_USE_PIPEWIRE)
+-#include "modules/desktop_capture/linux/window_capturer_pipewire.h"
++#include "modules/desktop_capture/linux/base_capturer_pipewire.h"
+ #endif // defined(WEBRTC_USE_PIPEWIRE)
+
+ #if defined(WEBRTC_USE_X11)
+@@ -28,7 +28,7 @@ std::unique_ptr<DesktopCapturer> DesktopCapturer::CreateRawWindowCapturer(
+ const DesktopCaptureOptions& options) {
+ #if defined(WEBRTC_USE_PIPEWIRE)
+ if (options.allow_pipewire() && DesktopCapturer::IsRunningUnderWayland()) {
+- return WindowCapturerPipeWire::CreateRawWindowCapturer(options);
++ return BaseCapturerPipeWire::CreateRawCapturer(options);
+ }
+ #endif // defined(WEBRTC_USE_PIPEWIRE)
+
+diff --git a/chromium/third_party/webrtc/webrtc.gni b/chromium/third_party/webrtc/webrtc.gni
+index ca8acdbf259..505c975cece 100644
+--- a/chromium/third_party/webrtc/webrtc.gni
++++ b/chromium/third_party/webrtc/webrtc.gni
+@@ -117,6 +117,10 @@ declare_args() {
+ # Set this to link PipeWire directly instead of using the dlopen.
+ rtc_link_pipewire = false
+
++ # Set this to use certain PipeWire version
++ # Currently we support PipeWire 0.2 (default) and PipeWire 0.3
++ rtc_pipewire_version = "0.3"
++
+ # Enable to use the Mozilla internal settings.
+ build_with_mozilla = false
+
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire02.sigs b/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire02.sigs
+new file mode 100644
+index 00000000000..5ac3d1d22b8
+--- /dev/null
++++ b/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire02.sigs
+@@ -0,0 +1,47 @@
++// Copyright 2018 The WebRTC project authors. All rights reserved.
++// Use of this source code is governed by a BSD-style license that can be
++// found in the LICENSE file.
++
++//------------------------------------------------
++// Functions from PipeWire used in capturer code.
++//------------------------------------------------
++
++// core.h
++void pw_core_destroy(pw_core *core);
++pw_type *pw_core_get_type(pw_core *core);
++pw_core * pw_core_new(pw_loop *main_loop, pw_properties *props);
++
++// loop.h
++void pw_loop_destroy(pw_loop *loop);
++pw_loop * pw_loop_new(pw_properties *properties);
++
++// pipewire.h
++void pw_init(int *argc, char **argv[]);
++
++// properties.h
++pw_properties * pw_properties_new_string(const char *args);
++
++// remote.h
++void pw_remote_add_listener(pw_remote *remote, spa_hook *listener, const pw_remote_events *events, void *data);
++int pw_remote_connect_fd(pw_remote *remote, int fd);
++void pw_remote_destroy(pw_remote *remote);
++pw_remote * pw_remote_new(pw_core *core, pw_properties *properties, size_t user_data_size);
++enum pw_remote_state pw_remote_get_state(pw_remote *remote, const char **error);
++
++// stream.h
++void pw_stream_add_listener(pw_stream *stream, spa_hook *listener, const pw_stream_events *events, void *data);
++int pw_stream_connect(pw_stream *stream, enum pw_direction direction, const char *port_path, enum pw_stream_flags flags, const spa_pod **params, uint32_t n_params);
++pw_buffer *pw_stream_dequeue_buffer(pw_stream *stream);
++void pw_stream_destroy(pw_stream *stream);
++void pw_stream_finish_format(pw_stream *stream, int res, const spa_pod **params, uint32_t n_params);
++pw_stream * pw_stream_new(pw_remote *remote, const char *name, pw_properties *props);
++int pw_stream_queue_buffer(pw_stream *stream, pw_buffer *buffer);
++int pw_stream_set_active(pw_stream *stream, bool active);
++
++// thread-loop.h
++void pw_thread_loop_destroy(pw_thread_loop *loop);
++pw_thread_loop * pw_thread_loop_new(pw_loop *loop, const char *name);
++int pw_thread_loop_start(pw_thread_loop *loop);
++void pw_thread_loop_stop(pw_thread_loop *loop);
++void pw_thread_loop_lock(struct pw_thread_loop *loop);
++void pw_thread_loop_unlock(struct pw_thread_loop *loop);
+diff --git a/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire03.sigs b/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire03.sigs
+new file mode 100644
+index 00000000000..78d241f40c6
+--- /dev/null
++++ b/chromium/third_party/webrtc/modules/desktop_capture/linux/pipewire03.sigs
+@@ -0,0 +1,46 @@
++// Copyright 2018 The WebRTC project authors. All rights reserved.
++// Use of this source code is governed by a BSD-style license that can be
++// found in the LICENSE file.
++
++//------------------------------------------------
++// Functions from PipeWire used in capturer code.
++//------------------------------------------------
++
++// core.h
++int pw_core_disconnect(pw_core *core);
++
++// loop.h
++void pw_loop_destroy(pw_loop *loop);
++pw_loop * pw_loop_new(const spa_dict *props);
++
++
++// pipewire.h
++void pw_init(int *argc, char **argv[]);
++
++// properties.h
++pw_properties * pw_properties_new_string(const char *args);
++
++// stream.h
++void pw_stream_add_listener(pw_stream *stream, spa_hook *listener, const pw_stream_events *events, void *data);
++int pw_stream_connect(pw_stream *stream, enum pw_direction direction, uint32_t target_id, enum pw_stream_flags flags, const spa_pod **params, uint32_t n_params);
++pw_buffer *pw_stream_dequeue_buffer(pw_stream *stream);
++void pw_stream_destroy(pw_stream *stream);
++pw_stream * pw_stream_new(pw_core *core, const char *name, pw_properties *props);
++int pw_stream_queue_buffer(pw_stream *stream, pw_buffer *buffer);
++int pw_stream_set_active(pw_stream *stream, bool active);
++int pw_stream_update_params(pw_stream *stream, const spa_pod **params, uint32_t n_params);
++
++// thread-loop.h
++void pw_thread_loop_destroy(pw_thread_loop *loop);
++pw_thread_loop * pw_thread_loop_new(const char *name, const spa_dict *props);
++int pw_thread_loop_start(pw_thread_loop *loop);
++void pw_thread_loop_stop(pw_thread_loop *loop);
++void pw_thread_loop_lock(pw_thread_loop *loop);
++void pw_thread_loop_unlock(pw_thread_loop *loop);
++pw_loop * pw_thread_loop_get_loop(pw_thread_loop *loop);
++
++
++// context.h
++void pw_context_destroy(pw_context *context);
++pw_context *pw_context_new(pw_loop *main_loop, pw_properties *props, size_t user_data_size);
++pw_core * pw_context_connect(pw_context *context, pw_properties *properties, size_t user_data_size);
Copied: qt5-webengine/repos/staging-x86_64/qt5-webengine-python3.patch (from rev 438849, qt5-webengine/trunk/qt5-webengine-python3.patch)
===================================================================
--- staging-x86_64/qt5-webengine-python3.patch (rev 0)
+++ staging-x86_64/qt5-webengine-python3.patch 2022-03-04 11:21:15 UTC (rev 438850)
@@ -0,0 +1,161 @@
+diff --git a/configure.pri b/configure.pri
+index 8705ad93..6723bffe 100644
+--- a/configure.pri
++++ b/configure.pri
+@@ -7,20 +7,7 @@ QTWEBENGINE_SOURCE_TREE = $$PWD
+ equals(QMAKE_HOST.os, Windows): EXE_SUFFIX = .exe
+
+ defineTest(isPythonVersionSupported) {
+- python = $$system_quote($$system_path($$1))
+- python_version = $$system('$$python -c "import sys; print(sys.version_info[0:3])"')
+- python_version ~= s/[()]//g
+- python_version = $$split(python_version, ',')
+- python_major_version = $$first(python_version)
+- greaterThan(python_major_version, 2) {
+- qtLog("Python version 3 is not supported by Chromium.")
+- return(false)
+- }
+- python_minor_version = $$member(python_version, 1)
+- python_patch_version = $$member(python_version, 2)
+- greaterThan(python_major_version, 1): greaterThan(python_minor_version, 6): greaterThan(python_patch_version, 4): return(true)
+- qtLog("Unsupported python version: $${python_major_version}.$${python_minor_version}.$${python_patch_version}.")
+- return(false)
++ return(true)
+ }
+
+ defineTest(qtConfTest_detectJumboBuild) {
+@@ -52,10 +48,10 @@ defineTest(qtConfReport_jumboBuild) {
+ qtConfReportPadded($${1}, $$mergeLimit)
+ }
+
+-defineTest(qtConfTest_detectPython2) {
+- python = $$qtConfFindInPath("python2$$EXE_SUFFIX")
++defineTest(qtConfTest_detectPython) {
++ python = $$qtConfFindInPath("python$$EXE_SUFFIX")
+ isEmpty(python) {
+- qtLog("'python2$$EXE_SUFFIX' not found in PATH. Checking for 'python$$EXE_SUFFIX'.")
++ qtLog("'python$$EXE_SUFFIX' not found in PATH. Checking for 'python$$EXE_SUFFIX'.")
+ python = $$qtConfFindInPath("python$$EXE_SUFFIX")
+ }
+ isEmpty(python) {
+@@ -63,11 +59,11 @@ defineTest(qtConfTest_detectPython2) {
+ return(false)
+ }
+ !isPythonVersionSupported($$python) {
+- qtLog("A suitable Python 2 executable could not be located.")
++ qtLog("A suitable Python executable could not be located.")
+ return(false)
+ }
+
+- # Make tests.python2.location available in configure.json.
++ # Make tests.python.location available in configure.json.
+ $${1}.location = $$clean_path($$python)
+ export($${1}.location)
+ $${1}.cache += location
+diff --git a/mkspecs/features/functions.prf b/mkspecs/features/functions.prf
+index 2750d707..9fda13d0 100644
+--- a/mkspecs/features/functions.prf
++++ b/mkspecs/features/functions.prf
+@@ -39,11 +39,11 @@ defineReplace(which) {
+
+ # Returns the unquoted path to the python executable.
+ defineReplace(pythonPath) {
+- isEmpty(QMAKE_PYTHON2) {
++ isEmpty(QMAKE_PYTHON) {
+ # Fallback for building QtWebEngine with Qt < 5.8
+- QMAKE_PYTHON2 = python
++ QMAKE_PYTHON = python
+ }
+- return($$QMAKE_PYTHON2)
++ return($$QMAKE_PYTHON)
+ }
+
+ # Returns the python executable for use with shell / make targets.
+diff --git a/src/buildtools/config/support.pri b/src/buildtools/config/support.pri
+index e7f869a1..1bf2c5d7 100644
+--- a/src/buildtools/config/support.pri
++++ b/src/buildtools/config/support.pri
+@@ -21,7 +21,7 @@ defineReplace(qtwebengine_checkWebEngineCoreError) {
+ !qtwebengine_checkForGperf(QtWebEngine):return(false)
+ !qtwebengine_checkForBison(QtWebEngine):return(false)
+ !qtwebengine_checkForFlex(QtWebEngine):return(false)
+- !qtwebengine_checkForPython2(QtWebEngine):return(false)
++ !qtwebengine_checkForPython(QtWebEngine):return(false)
+ !qtwebengine_checkForNodejs(QtWebEngine):return(false)
+ !qtwebengine_checkForSanitizer(QtWebEngine):return(false)
+ linux:!qtwebengine_checkForPkgCfg(QtWebEngine):return(false)
+@@ -51,7 +51,7 @@ defineReplace(qtwebengine_checkPdfError) {
+ !qtwebengine_checkForGperf(QtPdf):return(false)
+ !qtwebengine_checkForBison(QtPdf):return(false)
+ !qtwebengine_checkForFlex(QtPdf):return(false)
+- !qtwebengine_checkForPython2(QtPdf):return(false)
++ !qtwebengine_checkForPython(QtPdf):return(false)
+ !qtwebengine_checkForSanitizer(QtPdf):return(false)
+ linux:!qtwebengine_checkForPkgCfg(QtPdf):return(false)
+ linux:!qtwebengine_checkForHostPkgCfg(QtPdf):return(false)
+@@ -143,10 +143,10 @@ defineTest(qtwebengine_checkForFlex) {
+ return(true)
+ }
+
+-defineTest(qtwebengine_checkForPython2) {
++defineTest(qtwebengine_checkForPython) {
+ module = $$1
+- !qtConfig(webengine-python2) {
+- qtwebengine_skipBuild("Python version 2 (2.7.5 or later) is required to build $${module}.")
++ !qtConfig(webengine-python) {
++ qtwebengine_skipBuild("Python is required to build $${module}.")
+ return(false)
+ }
+ return(true)
+diff --git a/src/buildtools/configure.json b/src/buildtools/configure.json
+index 88d1790c..032aa665 100644
+--- a/src/buildtools/configure.json
++++ b/src/buildtools/configure.json
+@@ -295,9 +295,9 @@
+ "label": "system ninja",
+ "type": "detectNinja"
+ },
+- "webengine-python2": {
+- "label": "python2",
+- "type": "detectPython2",
++ "webengine-python": {
++ "label": "python",
++ "type": "detectPython",
+ "log": "location"
+ },
+ "webengine-winversion": {
+@@ -374,7 +374,7 @@
+ && features.webengine-gperf
+ && features.webengine-bison
+ && features.webengine-flex
+- && features.webengine-python2
++ && features.webengine-python
+ && features.webengine-nodejs
+ && (!config.sanitizer || features.webengine-sanitizer)
+ && (!config.linux || features.pkg-config)
+@@ -400,7 +400,7 @@
+ && features.webengine-gperf
+ && features.webengine-bison
+ && features.webengine-flex
+- && features.webengine-python2
++ && features.webengine-python
+ && (!config.sanitizer || features.webengine-sanitizer)
+ && (!config.linux || features.pkg-config)
+ && (!config.linux || features.webengine-host-pkg-config)
+@@ -423,12 +423,12 @@
+ "autoDetect": "features.private_tests",
+ "output": [ "privateFeature" ]
+ },
+- "webengine-python2": {
+- "label": "python2",
+- "condition": "tests.webengine-python2",
++ "webengine-python": {
++ "label": "python",
++ "condition": "tests.webengine-python",
+ "output": [
+ "privateFeature",
+- { "type": "varAssign", "name": "QMAKE_PYTHON2", "value": "tests.webengine-python2.location" }
++ { "type": "varAssign", "name": "QMAKE_PYTHON", "value": "tests.webengine-python.location" }
+ ]
+ },
+ "webengine-gperf": {
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