Update WebRTC to m112

.gn

@@ -68,4 +68,11 @@ default_args = {
 
   # Prevent jsoncpp to pass -Wno-deprecated-declarations to users
   jsoncpp_no_deprecated_declarations = false
+
+  # Fixes the abi-revision issue.
+  # TODO(https://bugs.webrtc.org/14437):  Remove this section if general
+  # Chromium fix resolves the problem.
+  fuchsia_sdk_readelf_exec =
+      "//third_party/llvm-build/Release+Asserts/bin/llvm-readelf"
+  fuchsia_target_api_level = 9
 }

.vpython3

@@ -56,6 +56,12 @@ wheel: <
   >
 >
 
+# GRPC used by iOS test.
+wheel: <
+  name: "infra/python/wheels/grpcio/${vpython_platform}"
+  version: "version:1.44.0"
+>
+
 wheel: <
   name: "infra/python/wheels/six-py2_py3"
   version: "version:1.15.0"
@@ -73,8 +79,8 @@ wheel: <
   version: "version:2.0.0"
 >
 wheel: <
-  name: "infra/python/wheels/protobuf-py2_py3"
-  version: "version:3.13.0"
+  name: "infra/python/wheels/protobuf-py3"
+  version: "version:3.20.0"
 >
 wheel: <
   name: "infra/python/wheels/requests-py2_py3"

AUTHORS

@@ -24,7 +24,10 @@ Anil Kumar <[email protected]>
 Ben Strong <[email protected]>
 Berthold Herrmann <[email protected]>
 Bob Withers <[email protected]>
+Brett Hebert <[email protected]>
+Brett Hebert <[email protected]>
 Bridger Maxwell <[email protected]>
+Bruno Pitrus <[email protected]>
 Cheng Qian <[email protected]>
 Christophe Dumez <[email protected]>
 Chris Tserng <[email protected]>
@@ -65,6 +68,7 @@ Jose Antonio Olivera Ortega <[email protected]>
 Keiichi Enomoto <[email protected]>
 Kiran Thind <[email protected]>
 Korniltsev Anatoly <[email protected]>
+Kyutae Lee <[email protected]>
 Lennart Grahl <[email protected]>
 Luke Weber <[email protected]>
 Maksim Khobat <[email protected]>
@@ -76,11 +80,15 @@ Maksim Sisov <[email protected]>
 Maxim Pavlov <[email protected]>
 Maxim Potapov <[email protected]>
 Michael Iedema <[email protected]>
+Michał Zarach <[email protected]>
 Michel Promonet <[email protected]>
 Miguel Paris <[email protected]>
 Mike Gilbert <[email protected]>
+Mike Wei <[email protected]>
 Min Wang <[email protected]>
+Mike Woodworth <[email protected]>
 Mo Zanaty <[email protected]>
+Nico Schlumprecht <[email protected]>
 Niek van der Maas <[email protected]>
 Olivier Crête <[email protected]>
 Pali Rohar
@@ -101,7 +109,9 @@ Sarah Thompson <[email protected]>
 Satender Saroha <[email protected]>
 Saul Kravitz <[email protected]>
 Sergio Garcia Murillo <[email protected]>
+Shaofan Qi <[email protected]>
 Shuhai Peng <[email protected]>
+Seija <[email protected]>
 Silviu Caragea <[email protected]>
 Stefan Gula <[email protected]>
 Stephan Hartmann <[email protected]>
@@ -132,13 +142,18 @@ Pengfei Han <[email protected]>
 Agora IO <*@agora.io>
 ARM Holdings <*@arm.com>
 BroadSoft Inc. <*@broadsoft.com>
+Canonical Ltd <*@canonical.com>
 CoSMo Software Consulting, Pte Ltd <*@cosmosoftware.io>
+Discord Inc. <*@discordapp.com>
 Facebook Inc. <*@fb.com>
 Google Inc. <*@google.com>
 Highfive, Inc. <*@highfive.com>
+Hopin Ltd. <*@hopin.to>
 HyperConnect Inc. <*@hpcnt.com>
 Intel Corporation <*@intel.com>
+LG Electronics, Inc. <*@lge.com>
 Life On Air Inc. <*@lifeonair.com>
+Meta Platforms, Inc. <*@meta.com>
 Microsoft Corporation <*@microsoft.com>
 MIPS Technologies <*@mips.com>
 Mozilla Foundation <*@mozilla.com>
@@ -148,6 +163,7 @@ NVIDIA Corporation <*@nvidia.com>
 Opera Software ASA <*@opera.com>
 Optical Tone Ltd <*@opticaltone.com>
 Pengutronix e.K. <*@pengutronix.de>
+Quebic Inc. <*@quebic.com>
 Raptor Computing Systems, LLC <*@raptorcs.com>
 RingCentral, Inc. <*@ringcentral.com>
 Signal Messenger, LLC <*@signal.org>
@@ -165,6 +181,7 @@ Videona Socialmedia <*@videona.com>
 Videxio AS <*@videxio.com>
 Vidyo, Inc. <*@vidyo.com>
 Vonage Holdings Corp. <*@vonage.com>
+Wang Qing <[email protected]>
 Wire Swiss GmbH <*@wire.com>
 &yet LLC <*@andyet.com>
 # END organizations section.

BUILD.gn

@@ -67,6 +67,7 @@ if (!build_with_chromium) {
         "pc:peerconnection_unittests",
         "pc:rtc_pc_unittests",
         "pc:slow_peer_connection_unittests",
+        "pc:svc_tests",
         "rtc_tools:rtp_generator",
         "rtc_tools:video_replay",
         "stats:rtc_stats_unittests",
@@ -105,6 +106,12 @@ if (!build_with_chromium) {
           "tools_webrtc/perf:webrtc_dashboard_upload",
         ]
       }
+      if ((is_linux || is_chromeos) && rtc_use_pipewire) {
+        deps += [ "modules/desktop_capture:shared_screencast_stream_test" ]
+      }
+      if (is_fuchsia) {
+        deps += [ ":fuchsia_perf_tests" ]
+      }
     }
     if (target_os == "android") {
       deps += [ "tools_webrtc:binary_version_check" ]
@@ -269,6 +276,12 @@ config("common_config") {
     defines += [ "WEBRTC_ENABLE_PROTOBUF=0" ]
   }
 
+  if (rtc_strict_field_trials) {
+    defines += [ "WEBRTC_STRICT_FIELD_TRIALS=1" ]
+  } else {
+    defines += [ "WEBRTC_STRICT_FIELD_TRIALS=0" ]
+  }
+
   if (rtc_include_internal_audio_device) {
     defines += [ "WEBRTC_INCLUDE_INTERNAL_AUDIO_DEVICE" ]
   }
@@ -317,9 +330,15 @@ config("common_config") {
     defines += [ "WEBRTC_EXCLUDE_AUDIO_PROCESSING_MODULE" ]
   }
 
-  # TODO(webrtc:13219): Fix -Wshadow instances and enable.
   if (is_clang) {
-    cflags += [ "-Wno-shadow" ]
+    cflags += [
+      # TODO(webrtc:13219): Fix -Wshadow instances and enable.
+      "-Wno-shadow",
+
+      # See https://reviews.llvm.org/D56731 for details about this
+      # warning.
+      "-Wctad-maybe-unsupported",
+    ]
   }
 
   if (build_with_chromium) {
@@ -356,10 +375,14 @@ config("common_config") {
     }
 
     if (is_clang) {
-      cflags += [
-        "-Wc++11-narrowing",
-        "-Wundef",
-      ]
+      cflags += [ "-Wc++11-narrowing" ]
+
+      if (!is_fuchsia) {
+        # Compiling with the Fuchsia SDK results in Wundef errors
+        # TODO(bugs.fuchsia.dev/100722): Remove from (!is_fuchsia) branch when
+        # Fuchsia build errors are fixed.
+        cflags += [ "-Wundef" ]
+      }
 
       if (!is_nacl) {
         # Flags NaCl (Clang 3.7) do not recognize.
@@ -464,6 +487,7 @@ if (!build_with_chromium) {
       "api/rtc_event_log:rtc_event_log_factory",
       "api/task_queue",
       "api/task_queue:default_task_queue_factory",
+      "api/test/metrics",
       "audio",
       "call",
       "common_audio",
@@ -475,7 +499,6 @@ if (!build_with_chromium) {
       "p2p:rtc_p2p",
       "pc:libjingle_peerconnection",
       "pc:rtc_pc",
-      "rtc_base",
       "sdk",
       "video",
     ]
@@ -551,6 +574,8 @@ if (rtc_include_tests && !build_with_chromium) {
       "api/audio/test:audio_api_unittests",
       "api/audio_codecs/test:audio_codecs_api_unittests",
       "api/numerics:numerics_unittests",
+      "api/task_queue:pending_task_safety_flag_unittests",
+      "api/test/metrics:metrics_unittests",
       "api/transport:stun_unittest",
       "api/video/test:rtc_api_video_unittests",
       "api/video_codecs/test:video_codecs_api_unittests",
@@ -566,14 +591,12 @@ if (rtc_include_tests && !build_with_chromium) {
       "rtc_base:rtc_operations_chain_unittests",
       "rtc_base:rtc_task_queue_unittests",
       "rtc_base:sigslot_unittest",
+      "rtc_base:task_queue_stdlib_unittest",
       "rtc_base:untyped_function_unittest",
       "rtc_base:weak_ptr_unittests",
       "rtc_base/experiments:experiments_unittests",
       "rtc_base/system:file_wrapper_unittests",
-      "rtc_base/task_utils:pending_task_safety_flag_unittests",
       "rtc_base/task_utils:repeating_task_unittests",
-      "rtc_base/task_utils:to_queued_task_unittests",
-      "rtc_base/time:timestamp_extrapolator_unittests",
       "rtc_base/units:units_unittests",
       "sdk:sdk_tests",
       "test:rtp_test_utils",
@@ -596,10 +619,6 @@ if (rtc_include_tests && !build_with_chromium) {
       ]
       shard_timeout = 900
     }
-
-    if (is_ios || is_mac) {
-      deps += [ "sdk:rtc_unittests_objc" ]
-    }
   }
 
   if (enable_google_benchmarks) {
@@ -638,7 +657,6 @@ if (rtc_include_tests && !build_with_chromium) {
       "test:test_common",
       "test:test_main",
       "test:video_test_common",
-      "video:video_legacy_tests",
       "video:video_tests",
       "video/adaptation:video_adaptation_tests",
     ]
@@ -682,7 +700,6 @@ if (rtc_include_tests && !build_with_chromium) {
   rtc_test("webrtc_perf_tests") {
     testonly = true
     deps = [
-      "audio:audio_perf_tests",
       "call:call_perf_tests",
       "modules/audio_coding:audio_coding_perf_tests",
       "modules/audio_processing:audio_processing_perf_tests",
@@ -707,6 +724,24 @@ if (rtc_include_tests && !build_with_chromium) {
     }
   }
 
+  if (is_fuchsia) {
+    rtc_test("fuchsia_perf_tests") {
+      testonly = true
+      deps = [
+        #TODO(fxbug.dev/115601) - Enable when fixed
+        "call:call_perf_tests",
+        "modules/audio_coding:audio_coding_perf_tests",
+        "modules/audio_processing:audio_processing_perf_tests",
+        "pc:peerconnection_perf_tests",
+        "test:test_main",
+        "video:video_full_stack_tests",
+        "video:video_pc_full_stack_tests",
+      ]
+
+      data = webrtc_perf_tests_resources
+    }
+  }
+
   rtc_test("webrtc_nonparallel_tests") {
     testonly = true
     deps = [ "rtc_base:rtc_base_nonparallel_tests" ]

CODE_OF_CONDUCT.md

@@ -1,3 +1,6 @@
+<!-- go/cmark -->
+<!--* freshness: {owner: 'hta' reviewed: '2021-01-01'} *-->
+
 # Contributors Code of Conduct
 
 Google and the WebRTC team are committed to preserving and fostering a diverse, welcoming and open