Implement ISO BMFF support in Media Source.

media/media.gyp

Index: media/media.gyp
diff --git a/media/media.gyp b/media/media.gyp
index 8c5a3b75fbee30ff5dd981359d422619ff9eb11d..36bc6c5739d60fb9d2decc45e8b9f18a4e1e59d6 100644
--- a/media/media.gyp
+++ b/media/media.gyp
@@ -234,6 +234,19 @@
         'filters/video_frame_generator.h',
         'filters/video_renderer_base.cc',
         'filters/video_renderer_base.h',
+        'mp4/avc.cc',
+        'mp4/avc.h',
+        'mp4/box_definitions.cc',
+        'mp4/box_definitions.h',
+        'mp4/box_reader.cc',
+        'mp4/box_reader.h',
+        'mp4/cenc.cc',
+        'mp4/cenc.h',
+        'mp4/input_stream.h',
+        'mp4/mp4_stream_parser.cc',
+        'mp4/mp4_stream_parser.h',
+        'mp4/track_run_iterator.cc',
+        'mp4/track_run_iterator.h',
         'video/capture/fake_video_capture_device.cc',
         'video/capture/fake_video_capture_device.h',
         'video/capture/linux/video_capture_device_linux.cc',
@@ -696,6 +709,8 @@
         'filters/pipeline_integration_test_base.cc',
         'filters/source_buffer_stream_unittest.cc',
         'filters/video_renderer_base_unittest.cc',
+        'mp4/avc_unittest.cc',
+        'mp4/mp4_stream_parser_unittest.cc',
         'video/capture/video_capture_device_unittest.cc',
         'webm/cluster_builder.cc',
         'webm/cluster_builder.h',