Revert 194993 "Remove reference counting from media::VideoDecode..."

trunk/src/media/filters/ffmpeg_video_decoder.h

Index: trunk/src/media/filters/ffmpeg_video_decoder.h
===================================================================
--- trunk/src/media/filters/ffmpeg_video_decoder.h	(revision 195011)
+++ trunk/src/media/filters/ffmpeg_video_decoder.h	(working copy)
@@ -8,7 +8,7 @@
 #include <list>
 
 #include "base/callback.h"
-#include "base/memory/weak_ptr.h"
+#include "base/memory/ref_counted.h"
 #include "media/base/demuxer_stream.h"
 #include "media/base/video_decoder.h"
 
@@ -27,7 +27,6 @@
  public:
   explicit FFmpegVideoDecoder(
       const scoped_refptr<base::MessageLoopProxy>& message_loop);
-  virtual ~FFmpegVideoDecoder();
 
   // VideoDecoder implementation.
   virtual void Initialize(const scoped_refptr<DemuxerStream>& stream,
@@ -42,6 +41,9 @@
   // documentation inside FFmpeg.
   int GetVideoBuffer(AVCodecContext *codec_context, AVFrame* frame);
 
+ protected:
+  virtual ~FFmpegVideoDecoder();
+
  private:
   enum DecoderState {
     kUninitialized,
@@ -72,8 +74,6 @@
   void DoReset();
 
   scoped_refptr<base::MessageLoopProxy> message_loop_;
-  base::WeakPtrFactory<FFmpegVideoDecoder> weak_factory_;
-  base::WeakPtr<FFmpegVideoDecoder> weak_this_;
 
   DecoderState state_;