Support multiple files for AEC dump.

content/renderer/media/webrtc_audio_device_impl.h

Index: content/renderer/media/webrtc_audio_device_impl.h
diff --git a/content/renderer/media/webrtc_audio_device_impl.h b/content/renderer/media/webrtc_audio_device_impl.h
index d182acfe04c2d9b4e693b38b9992a8d153c362f0..e53125de036e4be30cb683c74bfd8fcde7e5cf0b 100644
--- a/content/renderer/media/webrtc_audio_device_impl.h
+++ b/content/renderer/media/webrtc_audio_device_impl.h
@@ -353,15 +353,6 @@ class CONTENT_EXPORT WebRtcAudioDeviceImpl
     return renderer_;
   }
 
-  // Enables the Aec dump.  If the default capturer exists, it will call
-  // StartAecDump() on the capturer and pass the ownership of the file to
-  // WebRtc. Otherwise it will hold the file until a capturer is added.
-  void EnableAecDump(base::File aec_dump_file);
-
-  // Disables the Aec dump.  When this method is called, the ongoing Aec dump
-  // on WebRtc will be stopped.
-  void DisableAecDump();
-
  private:
   typedef std::list<scoped_refptr<WebRtcAudioCapturer> > CapturerList;
   typedef std::list<WebRtcPlayoutDataSource::Sink*> PlayoutDataSinkList;
@@ -401,9 +392,6 @@ class CONTENT_EXPORT WebRtcAudioDeviceImpl
   virtual void AddPlayoutSink(WebRtcPlayoutDataSource::Sink* sink) OVERRIDE;
   virtual void RemovePlayoutSink(WebRtcPlayoutDataSource::Sink* sink) OVERRIDE;
 
-  // Helper to start the Aec dump if the default capturer exists.
-  void MaybeStartAecDump();
-
   // Used to DCHECK that we are called on the correct thread.
   base::ThreadChecker thread_checker_;
 
@@ -452,9 +440,6 @@ class CONTENT_EXPORT WebRtcAudioDeviceImpl
   // It is only accessed by the audio render thread.
   std::vector<int16> render_buffer_;
 
-  // Used for start the Aec dump on the default capturer.
-  base::File aec_dump_file_;
-
   // Flag to tell if audio processing is enabled in MediaStreamAudioProcessor.
   const bool is_audio_track_processing_enabled_;