Adds an API for inserting fake devices to internals

third_party/WebKit/Source/modules/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/split_static_library.gni")
 import("//build/config/chromecast_build.gni")
 import("//third_party/WebKit/Source/bindings/bindings.gni")
 import("//third_party/WebKit/Source/bindings/modules/v8/generated.gni")
 import("//third_party/WebKit/Source/bindings/modules/v8/v8.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
@@ skipping 167 matching lines @@
     "$bindings_modules_v8_output_dir/V8InternalsPartial.cpp",
     "$bindings_modules_v8_output_dir/V8InternalsPartial.h",
     "$bindings_modules_v8_output_dir/V8WorkerInternalsPartial.cpp",
     "$bindings_modules_v8_output_dir/V8WorkerInternalsPartial.h",
     "accessibility/testing/InternalsAccessibility.cpp",
     "accessibility/testing/InternalsAccessibility.h",
     "fetch/testing/InternalsFetch.cpp",
     "fetch/testing/InternalsFetch.h",
     "fetch/testing/WorkerInternalsFetch.cpp",
     "fetch/testing/WorkerInternalsFetch.h",
+    "mediastream/testing/InternalsMediaStream.cpp",
+    "mediastream/testing/InternalsMediaStream.h",
     "navigatorcontentutils/testing/InternalsNavigatorContentUtils.cpp",
     "navigatorcontentutils/testing/InternalsNavigatorContentUtils.h",
     "navigatorcontentutils/testing/NavigatorContentUtilsClientMock.cpp",
     "navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h",
     "peerconnection/testing/InternalsRTCCertificate.cpp",
     "peerconnection/testing/InternalsRTCCertificate.h",
     "serviceworkers/testing/InternalsServiceWorker.cpp",
     "serviceworkers/testing/InternalsServiceWorker.h",
     "speech/testing/InternalsSpeechSynthesis.cpp",
     "speech/testing/InternalsSpeechSynthesis.h",
@@ skipping 107 matching lines @@
     ":modules_testing",
     "//components/payments:payment_request_blink",
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/Source/core",
     "//third_party/WebKit/Source/wtf",
     "//v8",
   ]
 }