Refactor of QUIC's rtt storage and calculation to have a single RttStats

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 108 matching lines @@
 
 QuicBandwidth PacingSender::BandwidthEstimate() const {
   return sender_->BandwidthEstimate();
 }
 
 void PacingSender::UpdateRtt(QuicTime::Delta rtt_sample) {
   updated_rtt_= true;
   sender_->UpdateRtt(rtt_sample);
 }
 
-QuicTime::Delta PacingSender::SmoothedRtt() const {
-  return sender_->SmoothedRtt();
-}
-
 QuicTime::Delta PacingSender::RetransmissionDelay() const {
   return sender_->RetransmissionDelay();
 }
 
 QuicByteCount PacingSender::GetCongestionWindow() const {
   return sender_->GetCongestionWindow();
 }
 
 }  // namespace net