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

net/quic/test_tools/quic_sent_packet_manager_peer.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/test_tools/quic_sent_packet_manager_peer.h"
 
 #include "base/stl_util.h"
 #include "net/quic/congestion_control/loss_detection_interface.h"
 #include "net/quic/congestion_control/send_algorithm_interface.h"
 #include "net/quic/quic_protocol.h"
@@ skipping 16 matching lines @@
 }
 
 // static
 void QuicSentPacketManagerPeer::SetLossAlgorithm(
     QuicSentPacketManager* sent_packet_manager,
     LossDetectionInterface* loss_detector) {
   sent_packet_manager->loss_algorithm_.reset(loss_detector);
 }
 
 // static
+RttStats* QuicSentPacketManagerPeer::GetRttStats(
+    QuicSentPacketManager* sent_packet_manager) {
+  return &sent_packet_manager->rtt_stats_;
+}
+
+// static
 size_t QuicSentPacketManagerPeer::GetNackCount(
     const QuicSentPacketManager* sent_packet_manager,
     QuicPacketSequenceNumber sequence_number) {
   return sent_packet_manager->unacked_packets_.
       GetTransmissionInfo(sequence_number).nack_count;
 }
 
 // static
 size_t QuicSentPacketManagerPeer::GetPendingRetransmissionCount(
     const QuicSentPacketManager* sent_packet_manager) {
@@ skipping 10 matching lines @@
 QuicTime QuicSentPacketManagerPeer::GetSentTime(
     const QuicSentPacketManager* sent_packet_manager,
     QuicPacketSequenceNumber sequence_number) {
   DCHECK(sent_packet_manager->unacked_packets_.IsUnacked(sequence_number));
 
   return sent_packet_manager->unacked_packets_.GetTransmissionInfo(
       sequence_number).sent_time;
 }
 
 // static
-QuicTime::Delta QuicSentPacketManagerPeer::rtt(
-    QuicSentPacketManager* sent_packet_manager) {
-  return sent_packet_manager->rtt_sample_;
-}
-
-// static
 bool QuicSentPacketManagerPeer::IsRetransmission(
     QuicSentPacketManager* sent_packet_manager,
     QuicPacketSequenceNumber sequence_number) {
   DCHECK(sent_packet_manager->HasRetransmittableFrames(sequence_number));
   return sent_packet_manager->HasRetransmittableFrames(sequence_number) &&
       sent_packet_manager->unacked_packets_.GetTransmissionInfo(
           sequence_number).all_transmissions->size() > 1;
 }
 
 // static
@@ skipping 24 matching lines @@
 }
 
 // static
 SequenceNumberSet QuicSentPacketManagerPeer::GetUnackedPackets(
     const QuicSentPacketManager* sent_packet_manager) {
   return sent_packet_manager->unacked_packets_.GetUnackedPackets();
 }
 
 }  // namespace test
 }  // namespace net