content/browser: Move speech code into content namespace.

content/browser/speech/audio_encoder.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 CONTENT_BROWSER_SPEECH_AUDIO_ENCODER_H_
 #define CONTENT_BROWSER_SPEECH_AUDIO_ENCODER_H_
 
 #include <list>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "content/browser/speech/audio_buffer.h"
 
-namespace speech {
+namespace content{
 class AudioChunk;
+
 // Provides a simple interface to encode raw audio using the various speech
 // codecs.
 class AudioEncoder {
  public:
   enum Codec {
     CODEC_FLAC,
     CODEC_SPEEX,
   };
 
   static AudioEncoder* Create(Codec codec,
@@ skipping 20 matching lines @@
   AudioEncoder(const std::string& mime_type, int bits_per_sample);
   AudioBuffer encoded_audio_buffer_;
 
  private:
   std::string mime_type_;
   int bits_per_sample_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioEncoder);
 };
 
-}  // namespace speech
+}  // namespace content
 
 #endif  // CONTENT_BROWSER_SPEECH_AUDIO_ENCODER_H_