Convert media/formats to std::unique_ptr

media/formats/mpeg/mpeg_audio_stream_parser_base.h

 // Copyright 2014 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_FORMATS_MPEG_MPEG_AUDIO_STREAM_PARSER_BASE_H_
 #define MEDIA_FORMATS_MPEG_MPEG_AUDIO_STREAM_PARSER_BASE_H_
 
 #include <stdint.h>
 
+#include <memory>
 #include <set>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/audio_timestamp_helper.h"
 #include "media/base/bit_reader.h"
 #include "media/base/byte_queue.h"
 #include "media/base/media_export.h"
@@ skipping 117 matching lines @@
   InitCB init_cb_;
   NewConfigCB config_cb_;
   NewBuffersCB new_buffers_cb_;
   NewMediaSegmentCB new_segment_cb_;
   EndMediaSegmentCB end_of_segment_cb_;
   scoped_refptr<MediaLog> media_log_;
 
   ByteQueue queue_;
 
   AudioDecoderConfig config_;
-  scoped_ptr<AudioTimestampHelper> timestamp_helper_;
+  std::unique_ptr<AudioTimestampHelper> timestamp_helper_;
   bool in_media_segment_;
   const uint32_t start_code_mask_;
   const AudioCodec audio_codec_;
   const int codec_delay_;
 
   DISALLOW_COPY_AND_ASSIGN(MPEGAudioStreamParserBase);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FORMATS_MPEG_MPEG_AUDIO_STREAM_PARSER_BASE_H_