Add VideoCodec::PreferDecodeLate

webrtc/video_engine/vie_channel.cc

Index: webrtc/video_engine/vie_channel.cc
diff --git a/webrtc/video_engine/vie_channel.cc b/webrtc/video_engine/vie_channel.cc
index 681f72cc06bde2f4d5d2f487f76d2d96a0a30d4f..9f3d5195454b865a07907a04b47dfc8f6ad1003a 100644
--- a/webrtc/video_engine/vie_channel.cc
+++ b/webrtc/video_engine/vie_channel.cc
@@ -430,14 +430,10 @@ int32_t ViEChannel::SetReceiveCodec(const VideoCodec& video_codec) {
   return 0;
 }
 
-
-int32_t ViEChannel::RegisterExternalDecoder(const uint8_t pl_type,
-                                            VideoDecoder* decoder,
-                                            bool buffered_rendering,
-                                            int32_t render_delay) {
+void ViEChannel::RegisterExternalDecoder(const uint8_t pl_type,
+                                         VideoDecoder* decoder) {
   RTC_DCHECK(!sender_);
-  vcm_->RegisterExternalDecoder(decoder, pl_type, buffered_rendering);
-  return vcm_->SetRenderDelay(render_delay);
+  vcm_->RegisterExternalDecoder(decoder, pl_type);
 }
 
 int32_t ViEChannel::ReceiveCodecStatistics(uint32_t* num_key_frames,
@@ -456,6 +452,10 @@ int ViEChannel::ReceiveDelay() const {
   return vcm_->Delay();
 }
 
+void ViEChannel::SetExpectedRenderDelay(int32_t delay_ms) {
+  vcm_->SetRenderDelay(delay_ms);
+}
+
 void ViEChannel::SetRTCPMode(const RtcpMode rtcp_mode) {
   for (RtpRtcp* rtp_rtcp : rtp_rtcp_modules_)
     rtp_rtcp->SetRTCPStatus(rtcp_mode);