Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

media/blink/webmediasource_impl.h

Index: media/blink/webmediasource_impl.h
diff --git a/media/blink/webmediasource_impl.h b/media/blink/webmediasource_impl.h
index 68e1783472618875cdf39e6ecdc9a2cb04d9745d..e2f085216eaf1287b5ca799cdf47bbca0a40064b 100644
--- a/media/blink/webmediasource_impl.h
+++ b/media/blink/webmediasource_impl.h
@@ -14,12 +14,12 @@
 #include "third_party/WebKit/public/platform/WebMediaSource.h"
 
 namespace media {
-class ChunkDemuxer;
+class SourceBuffer;
 
 class MEDIA_BLINK_EXPORT WebMediaSourceImpl
     : NON_EXPORTED_BASE(public blink::WebMediaSource) {
  public:
-  WebMediaSourceImpl(ChunkDemuxer* demuxer,
+  WebMediaSourceImpl(SourceBuffer* demuxer,
                      const scoped_refptr<MediaLog>& media_log);
   ~WebMediaSourceImpl() override;
 
@@ -34,7 +34,7 @@ class MEDIA_BLINK_EXPORT WebMediaSourceImpl
   void unmarkEndOfStream() override;
 
  private:
-  ChunkDemuxer* demuxer_;  // Owned by WebMediaPlayerImpl.
+  SourceBuffer* source_buffer_;  // Owned by WebMediaPlayerImpl.
   scoped_refptr<MediaLog> media_log_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaSourceImpl);