Extend components/test_runner's generated WebMediaStream to have a ChromeMock VideoTrack and Source

components/test_runner/test_runner.gyp

 # Copyright 2015 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.
 
 {
   'variables': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
   },
   'targets': [
     {
       # GN version: //components/test_runner:test_runner
       'target_name': 'test_runner',
       'type': '<(component)',
       'defines': [
         'TEST_RUNNER_IMPLEMENTATION',
       ],
       'dependencies': [
         'resources',
         '../../base/base.gyp:base',
         '../../base/base.gyp:base_i18n',
         '../../cc/cc.gyp:cc',
         '../../cc/blink/cc_blink.gyp:cc_blink',
+        '../../content/content.gyp:content_renderer',
         '../../gin/gin.gyp:gin',
         '../../gpu/gpu.gyp:gpu',
+        '../../media/media.gyp:media',
         '../../net/net.gyp:net',
         '../../skia/skia.gyp:skia',
         '../../third_party/WebKit/public/blink.gyp:blink',
         '../../ui/events/events.gyp:dom_keycode_converter',
         '../../ui/events/events.gyp:events_base',
         '../../ui/gfx/gfx.gyp:gfx',
         '../../ui/gfx/gfx.gyp:gfx_geometry',
         '../../url/url.gyp:url_lib',
         '../../v8/tools/gyp/v8.gyp:v8',
       ],
@@ skipping 33 matching lines @@
         'mock_web_theme_engine.cc',
         'mock_web_theme_engine.h',
         'mock_web_user_media_client.cc',
         'mock_web_user_media_client.h',
         'mock_webrtc_data_channel_handler.cc',
         'mock_webrtc_data_channel_handler.h',
         'mock_webrtc_dtmf_sender_handler.cc',
         'mock_webrtc_dtmf_sender_handler.h',
         'mock_webrtc_peer_connection_handler.cc',
         'mock_webrtc_peer_connection_handler.h',
+        'renderer/mock_video_capturer_source.h',
         'spell_check_client.cc',
         'spell_check_client.h',
         'test_common.cc',
         'test_common.h',
         'test_info_extractor.cc',
         'test_info_extractor.h',
         'test_interfaces.cc',
         'test_interfaces.h',
         'test_plugin.cc',
         'test_plugin.h',
@@ skipping 107 matching lines @@
                   '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
                 ],
               },
             }],
           ],
         },
       ],
     }],  # OS=="mac" or OS=="win"
   ]
 }