Configured VCMTiming with sender defining delay times.

webrtc/modules/video_coding/frame_buffer2.h

Index: webrtc/modules/video_coding/frame_buffer2.h
diff --git a/webrtc/modules/video_coding/frame_buffer2.h b/webrtc/modules/video_coding/frame_buffer2.h
index 120103fd3d62c061eed61f88ef8a036d7993519a..4695631ec5a821e8d54ed77be77ac8b721658af0 100644
--- a/webrtc/modules/video_coding/frame_buffer2.h
+++ b/webrtc/modules/video_coding/frame_buffer2.h
@@ -120,6 +120,11 @@ class FrameBuffer {
 
   using FrameMap = std::map<FrameKey, FrameInfo>;
 
+  // Updates the minimal and maximal playout delays
+  // depending on the frame.
+  void UpdatePlayoutDelays(const FrameObject& frame)
+      EXCLUSIVE_LOCKS_REQUIRED(crit_);
+
   // Update all directly dependent and indirectly dependent frames and mark
   // them as continuous if all their references has been fulfilled.
   void PropagateContinuity(FrameMap::iterator start)