Remove reference counting from media::Demuxer and friends.

media/filters/chunk_demuxer.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_FILTERS_CHUNK_DEMUXER_H_
 #define MEDIA_FILTERS_CHUNK_DEMUXER_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 27 matching lines @@
                               int init_data_size)> NeedKeyCB;
 
   // |open_cb| Run when Initialize() is called to signal that the demuxer
   //   is ready to receive media data via AppenData().
   // |need_key_cb| Run when the demuxer determines that an encryption key is
   //   needed to decrypt the content.
   // |log_cb| Run when parsing error messages need to be logged to the error
   //   console.
   ChunkDemuxer(const base::Closure& open_cb, const NeedKeyCB& need_key_cb,
                const LogCB& log_cb);
+  virtual ~ChunkDemuxer();
 
   // Demuxer implementation.
   virtual void Initialize(DemuxerHost* host,
                           const PipelineStatusCB& cb) OVERRIDE;
   virtual void Stop(const base::Closure& callback) OVERRIDE;
   virtual void Seek(base::TimeDelta time, const PipelineStatusCB&  cb) OVERRIDE;
   virtual void OnAudioRendererDisabled() OVERRIDE;
   virtual scoped_refptr<DemuxerStream> GetStream(
       DemuxerStream::Type type) OVERRIDE;
   virtual base::TimeDelta GetStartTime() const OVERRIDE;
@@ skipping 39 matching lines @@
   // properly, false if the offset cannot be applied because we're in the
   // middle of parsing a media segment.
   bool SetTimestampOffset(const std::string& id, base::TimeDelta offset);
 
   // Signals an EndOfStream request.
   // Returns false if called in an unexpected state or if there is a gap between
   // the current position and the end of the buffered data.
   bool EndOfStream(PipelineStatus status);
   void Shutdown();
 
- protected:
-  virtual ~ChunkDemuxer();
-
  private:
   enum State {
     WAITING_FOR_INIT,
     INITIALIZING,
     INITIALIZED,
     ENDED,
     PARSE_ERROR,
     SHUTDOWN,
   };
 
@@ skipping 85 matching lines @@
   // removed with RemoveID() but can not be re-added (yet).
   std::string source_id_audio_;
   std::string source_id_video_;
 
   DISALLOW_COPY_AND_ASSIGN(ChunkDemuxer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_CHUNK_DEMUXER_H_