Cast: Removed unnecessary ref counters.

media/cast/audio_receiver/audio_receiver.h

 // Copyright 2013 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_CAST_AUDIO_RECEIVER_AUDIO_RECEIVER_H_
 #define MEDIA_CAST_AUDIO_RECEIVER_AUDIO_RECEIVER_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
@@ skipping 92 matching lines @@
   // Actually send the next cast message.
   void SendNextCastMessage();
 
   scoped_refptr<CastEnvironment> cast_environment_;
   base::WeakPtrFactory<AudioReceiver> weak_factory_;
 
   const AudioCodec codec_;
   const int frequency_;
   base::TimeDelta target_delay_delta_;
   scoped_ptr<Framer> audio_buffer_;
-  scoped_refptr<AudioDecoder> audio_decoder_;
+  scoped_ptr<AudioDecoder> audio_decoder_;
   scoped_ptr<LocalRtpAudioData> incoming_payload_callback_;
   scoped_ptr<LocalRtpAudioFeedback> incoming_payload_feedback_;
   scoped_ptr<RtpReceiver> rtp_receiver_;
   scoped_ptr<Rtcp> rtcp_;
   scoped_ptr<RtpReceiverStatistics> rtp_audio_receiver_statistics_;
   base::TimeDelta time_offset_;
   base::TimeTicks time_first_incoming_packet_;
   uint32 first_incoming_rtp_timestamp_;
   scoped_ptr<crypto::Encryptor> decryptor_;
   std::string iv_mask_;
 
   std::list<AudioFrameEncodedCallback> queued_encoded_callbacks_;
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_AUDIO_RECEIVER_AUDIO_RECEIVER_H_