[Remoting Host] Supporting WebRTC VP9 streaming

remoting/protocol/webrtc_frame_scheduler_simple.h

Index: remoting/protocol/webrtc_frame_scheduler_simple.h
diff --git a/remoting/protocol/webrtc_frame_scheduler_simple.h b/remoting/protocol/webrtc_frame_scheduler_simple.h
index 4e465021837a5e651c40b6df38e5e6f2a6301875..2687330fc003bb4ccd4b30f198a488342fbfcb45 100644
--- a/remoting/protocol/webrtc_frame_scheduler_simple.h
+++ b/remoting/protocol/webrtc_frame_scheduler_simple.h
@@ -75,6 +75,9 @@ class WebrtcFrameSchedulerSimple : public VideoChannelStateObserver,
   // Set to true when a key frame was requested.
   bool key_frame_request_ = false;
 
+  // Set to true when the encoder is ready to accept frames.

[Sergey Ulanov, 2017/04/04 00:21:25]

Mention that it's set to true after the first key frame request. 
Also I think it's better to put it between paused_ and captured_first_frame_.

[Yuwei, 2017/04/04 00:50:48]

Done.

+  bool encoder_ready_ = false;
+
   base::TimeTicks last_capture_started_time_;
 
   LeakyBucket pacing_bucket_;