Pass camera facing info to audio client

content/browser/renderer_host/media/media_stream_manager.cc

Index: content/browser/renderer_host/media/media_stream_manager.cc
diff --git a/content/browser/renderer_host/media/media_stream_manager.cc b/content/browser/renderer_host/media/media_stream_manager.cc
index 029b0638c4e3ced5da47532ccb1c32e5b6504b51..29de5d2cba2708e383925b5d4870fcd030c34e57 100644
--- a/content/browser/renderer_host/media/media_stream_manager.cc
+++ b/content/browser/renderer_host/media/media_stream_manager.cc
@@ -461,6 +461,14 @@ MediaDevicesManager* MediaStreamManager::media_devices_manager() {
   return media_devices_manager_.get();
 }
 
+void MediaStreamManager::SetVideoCaptureObserver(
+    std::unique_ptr<media::VideoCaptureObserver> capture_observer) {
+  if (video_capture_manager_.get() != NULL) {
+    video_capture_manager_->SetVideoCaptureObserver(
+        std::move(capture_observer));
+  }
+}
+
 std::string MediaStreamManager::MakeMediaAccessRequest(
     int render_process_id,
     int render_frame_id,