Speech refactoring: Turned AudioChunk into a refcounted class (CL1.4)

content/browser/speech/audio_encoder.cc

 // 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.
 
 #include "content/browser/speech/audio_encoder.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
@@ skipping 173 matching lines @@
 
 AudioEncoder::AudioEncoder(const std::string& mime_type, int bits_per_sample)
     : encoded_audio_buffer_(1), /* Byte granularity of encoded samples. */
       mime_type_(mime_type),
       bits_per_sample_(bits_per_sample) {
 }
 
 AudioEncoder::~AudioEncoder() {
 }
 
-scoped_ptr<AudioChunk> AudioEncoder::GetEncodedDataAndClear() {
+scoped_refptr<AudioChunk> AudioEncoder::GetEncodedDataAndClear() {
   return encoded_audio_buffer_.DequeueAll();
 }
 
 }  // namespace speech