Update from chromium https://crrev.com/302282

net/quic/congestion_control/pacing_sender.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/congestion_control/pacing_sender.h"
 
 namespace net {
 
 PacingSender::PacingSender(SendAlgorithmInterface* sender,
                            QuicTime::Delta alarm_granularity,
@@ skipping 10 matching lines @@
 PacingSender::~PacingSender() {}
 
 void PacingSender::SetFromConfig(const QuicConfig& config, bool is_server) {
   sender_->SetFromConfig(config, is_server);
 }
 
 void PacingSender::SetNumEmulatedConnections(int num_connections) {
   sender_->SetNumEmulatedConnections(num_connections);
 }
 
-void PacingSender::OnIncomingQuicCongestionFeedbackFrame(
-      const QuicCongestionFeedbackFrame& feedback,
-      QuicTime feedback_receive_time) {
-  sender_->OnIncomingQuicCongestionFeedbackFrame(
-      feedback, feedback_receive_time);
-}
-
 void PacingSender::OnCongestionEvent(bool rtt_updated,
                                      QuicByteCount bytes_in_flight,
                                      const CongestionVector& acked_packets,
                                      const CongestionVector& lost_packets) {
   sender_->OnCongestionEvent(
       rtt_updated, bytes_in_flight, acked_packets, lost_packets);
 }
 
 bool PacingSender::OnPacketSent(
     QuicTime sent_time,
@@ skipping 123 matching lines @@
 
 QuicByteCount PacingSender::GetSlowStartThreshold() const {
   return sender_->GetSlowStartThreshold();
 }
 
 CongestionControlType PacingSender::GetCongestionControlType() const {
   return sender_->GetCongestionControlType();
 }
 
 }  // namespace net