Make AudioDecoderConfig copyable.

media/filters/source_buffer_stream.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.
 
 // SourceBufferStream is a data structure that stores media Buffers in ranges.
 // Buffers can be appended out of presentation order. Buffers are retrieved by
 // seeking to the desired start point and calling GetNextBuffer(). Buffers are
 // returned in sequential presentation order.
 
 #ifndef MEDIA_FILTERS_SOURCE_BUFFER_STREAM_H_
@@ skipping 252 matching lines @@
   // it must signal that a config change is needed.
   int current_config_index_;
 
   // Indicates which decoder config to associate with new buffers
   // being appended. Each new buffer appended has its config ID set
   // to the value of this field.
   int append_config_index_;
 
   // Holds the audio/video configs for this stream. |current_config_index_|
   // and |append_config_index_| represent indexes into one of these vectors.
-  std::vector<AudioDecoderConfig*> audio_configs_;
+  std::vector<AudioDecoderConfig> audio_configs_;
   std::vector<VideoDecoderConfig> video_configs_;
 
   // True if more data needs to be appended before the Seek() can complete,
   // false if no Seek() has been requested or the Seek() is completed.
   bool seek_pending_;
 
   // Timestamp of the last request to Seek().
   base::TimeDelta seek_buffer_timestamp_;
 
   // Pointer to the seeked-to Range. This is the range from which
@@ skipping 35 matching lines @@
   // config. GetNextBuffer() must not be called again until
   // GetCurrentXXXDecoderConfig() has been called.
   bool config_change_pending_;
 
   DISALLOW_COPY_AND_ASSIGN(SourceBufferStream);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_SOURCE_BUFFER_STREAM_H_