relnote: Reduce the size of QUIC's TransmissionInfo struct based on

net/quic/quic_protocol.cc

 // Copyright (c) 2012 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_protocol.h"
 
 #include "base/stl_util.h"
 #include "net/quic/quic_flags.h"
 #include "net/quic/quic_utils.h"
 
@@ skipping 878 matching lines @@
 }
 
 ostream& operator<<(ostream& os, const QuicEncryptedPacket& s) {
   os << s.length() << "-byte data";
   return os;
 }
 
 TransmissionInfo::TransmissionInfo()
     : retransmittable_frames(nullptr),
       packet_number_length(PACKET_1BYTE_PACKET_NUMBER),
-      sent_time(QuicTime::Zero()),
       bytes_sent(0),
       nack_count(0),
+      sent_time(QuicTime::Zero()),
       transmission_type(NOT_RETRANSMISSION),
-      all_transmissions(nullptr),
       in_flight(false),
       is_unackable(false),
-      is_fec_packet(false) {}
+      is_fec_packet(false),
+      all_transmissions(nullptr) {}
 
 TransmissionInfo::TransmissionInfo(
     RetransmittableFrames* retransmittable_frames,
     QuicPacketNumberLength packet_number_length,
     TransmissionType transmission_type,
     QuicTime sent_time,
-    QuicByteCount bytes_sent,
+    QuicPacketLength bytes_sent,
     bool is_fec_packet)
     : retransmittable_frames(retransmittable_frames),
       packet_number_length(packet_number_length),
-      sent_time(sent_time),
       bytes_sent(bytes_sent),
       nack_count(0),
+      sent_time(sent_time),
       transmission_type(transmission_type),
-      all_transmissions(nullptr),
       in_flight(false),
       is_unackable(false),
-      is_fec_packet(is_fec_packet) {}
+      is_fec_packet(is_fec_packet),
+      all_transmissions(nullptr) {}
 
 }  // namespace net