Add Chromium-side changes for MediaSource::isTypeSupported()

media/media.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the cras (ChromeOS audio) library.
     'use_cras%': 0,
     'conditions': [
@@ skipping 306 matching lines @@
         'filters/h264_to_annex_b_bitstream_converter.cc',
         'filters/h264_to_annex_b_bitstream_converter.h',
         'filters/in_memory_url_protocol.cc',
         'filters/in_memory_url_protocol.h',
         'filters/opus_audio_decoder.cc',
         'filters/opus_audio_decoder.h',
         'filters/skcanvas_video_renderer.cc',
         'filters/skcanvas_video_renderer.h',
         'filters/source_buffer_stream.cc',
         'filters/source_buffer_stream.h',
+        'filters/stream_parser_factory.cc',
+        'filters/stream_parser_factory.h',
         'filters/video_decoder_selector.cc',
         'filters/video_decoder_selector.h',
         'filters/video_renderer_base.cc',
         'filters/video_renderer_base.h',
         'filters/vpx_video_decoder.cc',
         'filters/vpx_video_decoder.h',
         'video/capture/android/video_capture_device_android.cc',
         'video/capture/android/video_capture_device_android.h',
         'video/capture/fake_video_capture_device.cc',
         'video/capture/fake_video_capture_device.h',
@@ skipping 1279 matching lines @@
           ],
           'sources': [
             'base/simd/sinc_resampler_sse.cc',
             'base/simd/vector_math_sse.cc',
           ],
         }, # end of target media_sse
       ],
     }],
   ],
 }