Adding key press detection in the browser process.

content/renderer/media/webrtc_audio_capturer_sink_owner.cc

Index: content/renderer/media/webrtc_audio_capturer_sink_owner.cc
diff --git a/content/renderer/media/webrtc_audio_capturer_sink_owner.cc b/content/renderer/media/webrtc_audio_capturer_sink_owner.cc
index cb6a813b0702443d34545ca9afa9935d0f3d4702..59de5107c0f68dc81f2a4c615ab018500c5efbdd 100644
--- a/content/renderer/media/webrtc_audio_capturer_sink_owner.cc
+++ b/content/renderer/media/webrtc_audio_capturer_sink_owner.cc
@@ -18,13 +18,19 @@ int WebRtcAudioCapturerSinkOwner::CaptureData(const std::vector<int>& channels,
                                               int number_of_frames,
                                               int audio_delay_milliseconds,
                                               int current_volume,
-                                              bool need_audio_processing) {
+                                              bool need_audio_processing,
+                                              bool key_pressed) {
   base::AutoLock lock(lock_);
   if (delegate_) {
-    return delegate_->CaptureData(channels, audio_data, sample_rate,
-                                  number_of_channels, number_of_frames,
-                                  audio_delay_milliseconds, current_volume,
-                                  need_audio_processing);
+    delegate_->CaptureData(channels,
+                           audio_data,
+                           sample_rate,
+                           number_of_channels,
+                           number_of_frames,
+                           audio_delay_milliseconds,
+                           current_volume,
+                           need_audio_processing,
+                           key_pressed);
   }
 
   return 0;