Reland: Remove reference counting from media::VideoDecoder and friends.

media/base/mock_filters.h

Index: media/base/mock_filters.h
diff --git a/media/base/mock_filters.h b/media/base/mock_filters.h
index d0430a6f5c0014ba12d9609cc7dfb95cba2a9be7..56b523a65e7b6a82ecda6584f5c2b63fecce4c9f 100644
--- a/media/base/mock_filters.h
+++ b/media/base/mock_filters.h
@@ -109,16 +109,15 @@ class MockVideoRenderer : public VideoRenderer {
   virtual ~MockVideoRenderer();
 
   // VideoRenderer implementation.
-  MOCK_METHOD10(Initialize, void(const scoped_refptr<DemuxerStream>& stream,
-                                 const VideoDecoderList& decoders,
-                                 const PipelineStatusCB& init_cb,
-                                 const StatisticsCB& statistics_cb,
-                                 const TimeCB& time_cb,
-                                 const NaturalSizeChangedCB& size_changed_cb,
-                                 const base::Closure& ended_cb,
-                                 const PipelineStatusCB& error_cb,
-                                 const TimeDeltaCB& get_time_cb,
-                                 const TimeDeltaCB& get_duration_cb));
+  MOCK_METHOD9(Initialize, void(const scoped_refptr<DemuxerStream>& stream,
+                                const PipelineStatusCB& init_cb,
+                                const StatisticsCB& statistics_cb,
+                                const TimeCB& time_cb,
+                                const NaturalSizeChangedCB& size_changed_cb,
+                                const base::Closure& ended_cb,
+                                const PipelineStatusCB& error_cb,
+                                const TimeDeltaCB& get_time_cb,
+                                const TimeDeltaCB& get_duration_cb));
   MOCK_METHOD1(Play, void(const base::Closure& callback));
   MOCK_METHOD1(Pause, void(const base::Closure& callback));
   MOCK_METHOD1(Flush, void(const base::Closure& callback));