move the APM to chrome.

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 b644178030b5009677935ad1a45bbf80033479b4..dd953a562ecef1c05638e2a74321eb20513dd915 100644
--- a/content/renderer/media/webrtc_audio_device_impl.h
+++ b/content/renderer/media/webrtc_audio_device_impl.h
@@ -210,21 +210,11 @@ class WebRtcAudioCapturerSink {
   // |sample_rate| is the sample frequency of audio data.
   // |number_of_channels| is the number of channels reflecting the order of
   // surround sound channels.
-  // |audio_delay_milliseconds| is recording delay value.
-  // |current_volume| is current microphone volume, in range of |0, 255].
-  // |need_audio_processing| indicates if the audio needs WebRtc AEC/NS/AGC
-  // audio processing.
-  // The return value is the new microphone volume, in the range of |0, 255].
-  // When the volume does not need to be updated, it returns 0.
-  virtual int CaptureData(const std::vector<int>& channels,
-                          const int16* audio_data,
-                          int sample_rate,
-                          int number_of_channels,
-                          int number_of_frames,
-                          int audio_delay_milliseconds,
-                          int current_volume,
-                          bool need_audio_processing,
-                          bool key_pressed) = 0;
+  virtual void CaptureData(const std::vector<int>& channels,
+                           const int16* audio_data,
+                           int sample_rate,
+                           int number_of_channels,
+                           int number_of_frames) = 0;
 
   // Set the format for the capture audio parameters.
   virtual void SetCaptureFormat(const media::AudioParameters& params) = 0;
@@ -333,15 +323,11 @@ class CONTENT_EXPORT WebRtcAudioDeviceImpl
   // WebRtcAudioCapturerSink implementation.
 
   // Called on the AudioInputDevice worker thread.
-  virtual int CaptureData(const std::vector<int>& channels,
-                          const int16* audio_data,
-                          int sample_rate,
-                          int number_of_channels,
-                          int number_of_frames,
-                          int audio_delay_milliseconds,
-                          int current_volume,
-                          bool need_audio_processing,
-                          bool key_pressed) OVERRIDE;
+  virtual void CaptureData(const std::vector<int>& channels,
+                           const int16* audio_data,
+                           int sample_rate,
+                           int number_of_channels,
+                           int number_of_frames) OVERRIDE;
 
   // Called on the main render thread.
   virtual void SetCaptureFormat(const media::AudioParameters& params) OVERRIDE;