Revert 217768 "Adding key press detection in the browser process."

trunk/src/content/renderer/media/webrtc_audio_capturer_sink_owner.cc

 // Copyright 2013 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/renderer/media/webrtc_audio_capturer_sink_owner.h"
 
 namespace content {
 
 WebRtcAudioCapturerSinkOwner::WebRtcAudioCapturerSinkOwner(
     WebRtcAudioCapturerSink* sink)
     : delegate_(sink) {
 }
 
 int WebRtcAudioCapturerSinkOwner::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) {
+                                              bool need_audio_processing) {
   base::AutoLock lock(lock_);
   if (delegate_) {
-    delegate_->CaptureData(channels,
-                           audio_data,
-                           sample_rate,
-                           number_of_channels,
-                           number_of_frames,
-                           audio_delay_milliseconds,
-                           current_volume,
-                           need_audio_processing,
-                           key_pressed);
+    return delegate_->CaptureData(channels, audio_data, sample_rate,
+                                  number_of_channels, number_of_frames,
+                                  audio_delay_milliseconds, current_volume,
+                                  need_audio_processing);
   }
 
   return 0;
 }
 
 void WebRtcAudioCapturerSinkOwner::SetCaptureFormat(
     const media::AudioParameters& params) {
   base::AutoLock lock(lock_);
   if (delegate_)
     delegate_->SetCaptureFormat(params);
 }
 
 bool WebRtcAudioCapturerSinkOwner::IsEqual(
     const WebRtcAudioCapturerSink* other) const {
   base::AutoLock lock(lock_);
   return (other == delegate_);
 }
 
 void WebRtcAudioCapturerSinkOwner::Reset() {
   base::AutoLock lock(lock_);
   delegate_ = NULL;
 }
 
 }  // namespace content