Remove VoEVideoSync interface.

webrtc/audio/audio_receive_stream.cc

Index: webrtc/audio/audio_receive_stream.cc
diff --git a/webrtc/audio/audio_receive_stream.cc b/webrtc/audio/audio_receive_stream.cc
index 05d6edfa4c1fccd33b953ec2e38c3c456eefcb83..2fe199f698a9dda4a3a44db8a58fb05b19922904 100644
--- a/webrtc/audio/audio_receive_stream.cc
+++ b/webrtc/audio/audio_receive_stream.cc
@@ -260,11 +260,7 @@ rtc::Optional<Syncable::Info> AudioReceiveStream::GetInfo() const {
     return rtc::Optional<Syncable::Info>();
   }
 
-  int jitter_buffer_delay_ms = 0;
-  int playout_buffer_delay_ms = 0;
-  channel_proxy_->GetDelayEstimate(&jitter_buffer_delay_ms,
-                                   &playout_buffer_delay_ms);
-  info.current_delay_ms = jitter_buffer_delay_ms + playout_buffer_delay_ms;
+  info.current_delay_ms = channel_proxy_->GetDelayEstimate();
   return rtc::Optional<Syncable::Info>(info);
 }