Update from chromium 62675d9fb31fb8cedc40f68e78e8445a74f362e7

net/quic/quic_connection_logger.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/quic_connection_logger.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 29 matching lines @@
                                       NetLog::LogLevel /* log_level */) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetString("self_address", self_address->ToString());
   dict->SetString("peer_address", peer_address->ToString());
   dict->SetInteger("size", packet_size);
   return dict;
 }
 
 base::Value* NetLogQuicPacketSentCallback(
     const SerializedPacket& serialized_packet,
-    QuicPacketSequenceNumber original_sequence_number,
     EncryptionLevel level,
     TransmissionType transmission_type,
     size_t packet_size,
     QuicTime sent_time,
     NetLog::LogLevel /* log_level */) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetInteger("encryption_level", level);
   dict->SetInteger("transmission_type", transmission_type);
   dict->SetString("packet_sequence_number",
                   base::Uint64ToString(serialized_packet.sequence_number));
-  dict->SetString("original_sequence_number",
-                  base::Uint64ToString(original_sequence_number));
   dict->SetInteger("size", packet_size);
   dict->SetInteger("sent_time_us", sent_time.ToDebuggingValue());
   return dict;
 }
 
+base::Value* NetLogQuicPacketRetransmittedCallback(
+    QuicPacketSequenceNumber old_sequence_number,
+    QuicPacketSequenceNumber new_sequence_number,
+    NetLog::LogLevel /* log_level */) {
+  base::DictionaryValue* dict = new base::DictionaryValue();
+  dict->SetString("old_packet_sequence_number",
+                  base::Uint64ToString(old_sequence_number));
+  dict->SetString("new_packet_sequence_number",
+                  base::Uint64ToString(new_sequence_number));
+  return dict;
+}
+
 base::Value* NetLogQuicPacketHeaderCallback(const QuicPacketHeader* header,
                                             NetLog::LogLevel /* log_level */) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetString("connection_id",
                   base::Uint64ToString(header->public_header.connection_id));
   dict->SetInteger("reset_flag", header->public_header.reset_flag);
   dict->SetInteger("version_flag", header->public_header.version_flag);
   dict->SetString("packet_sequence_number",
                   base::Uint64ToString(header->packet_sequence_number));
   dict->SetInteger("entropy_flag", header->entropy_flag);
@@ skipping 395 matching lines @@
   }
 }
 
 void QuicConnectionLogger::OnPacketSent(
     const SerializedPacket& serialized_packet,
     QuicPacketSequenceNumber original_sequence_number,
     EncryptionLevel level,
     TransmissionType transmission_type,
     const QuicEncryptedPacket& packet,
     QuicTime sent_time) {
-  net_log_.AddEvent(
-      NetLog::TYPE_QUIC_SESSION_PACKET_SENT,
-      base::Bind(&NetLogQuicPacketSentCallback, serialized_packet,
-                 original_sequence_number, level, transmission_type,
-                 packet.length(), sent_time));
+  if (original_sequence_number == 0) {
+    net_log_.AddEvent(
+        NetLog::TYPE_QUIC_SESSION_PACKET_SENT,
+        base::Bind(&NetLogQuicPacketSentCallback, serialized_packet,
+                   level, transmission_type, packet.length(), sent_time));
+  }  else {
+    net_log_.AddEvent(
+        NetLog::TYPE_QUIC_SESSION_PACKET_RETRANSMITTED,
+        base::Bind(&NetLogQuicPacketRetransmittedCallback,
+                   original_sequence_number,
+                   serialized_packet.sequence_number));
+  }
 }
 
 void QuicConnectionLogger::OnPacketReceived(const IPEndPoint& self_address,
                                             const IPEndPoint& peer_address,
                                             const QuicEncryptedPacket& packet) {
   if (local_address_from_self_.GetFamily() == ADDRESS_FAMILY_UNSPECIFIED) {
     local_address_from_self_ = self_address;
     UMA_HISTOGRAM_ENUMERATION("Net.QuicSession.ConnectionTypeFromSelf",
                               GetRealAddressFamily(self_address.address()),
                               ADDRESS_FAMILY_LAST);
@@ skipping 394 matching lines @@
       continue;
     }
     // Record some overlapping patterns, to get a better picture, since this is
     // not very expensive.
     if (i % 3 == 0)
       six_packet_histogram->Add(recent_6_mask);
   }
 }
 
 }  // namespace net