Remove MessageLoop methods from Filter interface

media/filters/omx_video_decoder.h

Index: media/filters/omx_video_decoder.h
diff --git a/media/filters/omx_video_decoder.h b/media/filters/omx_video_decoder.h
index 7eb850488286be8f9793ff7d358f18462aca4dce..e1ac01ed53da80497b86eed5f28a8f851cb30efb 100644
--- a/media/filters/omx_video_decoder.h
+++ b/media/filters/omx_video_decoder.h
@@ -23,7 +23,8 @@ class VideoFrame;
 class OmxVideoDecoder : public VideoDecoder,
                         public VideoDecodeEngine::EventHandler {
  public:
-  explicit OmxVideoDecoder(VideoDecodeContext* decode_context);
+  explicit OmxVideoDecoder(MessageLoop* message_loop,
+                           VideoDecodeContext* decode_context);
   virtual ~OmxVideoDecoder();
 
   // Filter implementations.
@@ -35,6 +36,7 @@ class OmxVideoDecoder : public VideoDecoder,
   virtual bool ProvidesBuffer();
   virtual const MediaFormat& media_format();
 
+  MessageLoop* message_loop();
  private:
   // VideoDecodeEngine::EventHandler interface.
   virtual void OnInitializeComplete(const VideoCodecInfo& info);
@@ -50,6 +52,8 @@ class OmxVideoDecoder : public VideoDecoder,
   // scoped_refptr.
   void DemuxCompleteTask(Buffer* buffer);
 
+  MessageLoop* message_loop_;
+
   // Pointer to the demuxer stream that will feed us compressed buffers.
   scoped_refptr<DemuxerStream> demuxer_stream_;
   scoped_ptr<VideoDecodeEngine> decode_engine_;