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 2312825a8f0f54e15b0e8f4393a6cfac497e5640..5895c5a3dd4b000f3f4f6c29f47edd97f159894a 100644
--- a/content/renderer/media/webrtc_audio_device_impl.cc
+++ b/content/renderer/media/webrtc_audio_device_impl.cc
@@ -216,10 +216,6 @@ 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;