Do not pass the string device_id via IPC message to create an audio input stream

content/renderer/media/webrtc_audio_device_impl.cc

Index: content/renderer/media/webrtc_audio_device_impl.cc
diff --git a/content/renderer/media/webrtc_audio_device_impl.cc b/content/renderer/media/webrtc_audio_device_impl.cc
index cb86a0f34e4421245d76c0de79477c7b45217fe3..63e5293303058856e7762e5649f8e7065d4139ef 100644
--- a/content/renderer/media/webrtc_audio_device_impl.cc
+++ b/content/renderer/media/webrtc_audio_device_impl.cc
@@ -220,10 +220,6 @@ void WebRtcAudioDeviceImpl::SetCaptureFormat(
   input_audio_parameters_ = params;
 }
 
-void WebRtcAudioDeviceImpl::OnCaptureDeviceStopped() {
-  DVLOG(1) << "WebRtcAudioDeviceImpl::OnCaptureDeviceStopped()";
-}
-
 int32_t WebRtcAudioDeviceImpl::ChangeUniqueId(const int32_t id) {
   NOTIMPLEMENTED();
   return -1;