QUIC varz to track measured and predicted bandwidth and rtt histograms

net/quic/quic_sent_packet_manager.cc

 // Copyright 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/quic_sent_packet_manager.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/stl_util.h"
@@ skipping 769 matching lines @@
 }
 
 const RttStats* QuicSentPacketManager::GetRttStats() const {
   return &rtt_stats_;
 }
 
 QuicBandwidth QuicSentPacketManager::BandwidthEstimate() const {
   return send_algorithm_->BandwidthEstimate();
 }
 
+bool QuicSentPacketManager::HasReliableBandwidthEstimate() const {
+  return send_algorithm_->HasReliableBandwidthEstimate();
+}
+
 QuicByteCount QuicSentPacketManager::GetCongestionWindow() const {
   return send_algorithm_->GetCongestionWindow();
 }
 
 void QuicSentPacketManager::MaybeEnablePacing() {
   if (!FLAGS_enable_quic_pacing) {
     return;
   }
 
   if (using_pacing_) {
     return;
   }
 
   // Set up a pacing sender with a 5 millisecond alarm granularity.
   using_pacing_ = true;
   send_algorithm_.reset(
       new PacingSender(send_algorithm_.release(),
                        QuicTime::Delta::FromMilliseconds(5)));
 }
 
 }  // namespace net