Change MediaStreamVideoSource to output different resolutions to different tracks depending on the …

content/content_renderer.gypi

 # Copyright (c) 2012 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.
 
 {
   'dependencies': [
     'content_common_mojo_bindings',
     '../gin/gin.gyp:gin',
     '../jingle/jingle.gyp:jingle_glue',
     '../media/media.gyp:media',
@@ skipping 662 matching lines @@
         'renderer/media/rtc_video_encoder.cc',
         'renderer/media/rtc_video_encoder.h',
         'renderer/media/rtc_video_encoder_factory.cc',
         'renderer/media/rtc_video_encoder_factory.h',
         'renderer/media/rtc_video_renderer.cc',
         'renderer/media/rtc_video_renderer.h',
         'renderer/media/video_frame_deliverer.cc',
         'renderer/media/video_frame_deliverer.h',
         'renderer/media/video_source_handler.cc',
         'renderer/media/video_source_handler.h',
+        'renderer/media/video_track_adapter.cc',
+        'renderer/media/video_track_adapter.h',
         'renderer/media/webaudio_capturer_source.cc',
         'renderer/media/webaudio_capturer_source.h',
         'renderer/media/webrtc/webrtc_video_track_adapter.cc',
         'renderer/media/webrtc/webrtc_video_track_adapter.h',
         'renderer/media/webrtc/media_stream_remote_video_source.cc',
         'renderer/media/webrtc/media_stream_remote_video_source.h', 
         'renderer/media/webrtc/media_stream_track_metrics.cc',
         'renderer/media/webrtc/media_stream_track_metrics.h',
         'renderer/media/webrtc/video_destination_handler.cc',
         'renderer/media/webrtc/video_destination_handler.h',
@@ skipping 82 matching lines @@
     }],
   ],
   'target_conditions': [
     ['OS=="android"', {
       'sources/': [
         ['include', '^renderer/render_view_linux\\.cc$'],
       ],
     }],
   ],
 }