Add a timestamp field to QUIC's CachedNetworkParams proto message.

net/quic/quic_server_session.cc

 // Copyright 2014 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_server_session.h"
 
 #include "base/logging.h"
 #include "net/quic/crypto/source_address_token.h"
 #include "net/quic/quic_connection.h"
 #include "net/quic/quic_flags.h"
@@ skipping 110 matching lines @@
   cached_network_params.set_max_bandwidth_estimate_bytes_per_second(
       max_bandwidth_estimate.ToBytesPerSecond());
   cached_network_params.set_max_bandwidth_timestamp_seconds(
       max_bandwidth_timestamp);
   cached_network_params.set_min_rtt_ms(
       sent_packet_manager.GetRttStats()->min_rtt().ToMilliseconds());
   cached_network_params.set_previous_connection_state(
       bandwidth_recorder.EstimateRecordedDuringSlowStart()
           ? CachedNetworkParameters::SLOW_START
           : CachedNetworkParameters::CONGESTION_AVOIDANCE);
+  cached_network_params.set_timestamp(
+      connection()->clock()->WallNow().ToUNIXSeconds());
   if (!serving_region_.empty()) {
     cached_network_params.set_serving_region(serving_region_);
   }
 
   crypto_stream_->SendServerConfigUpdate(&cached_network_params);
   last_server_config_update_time_ = now;
 }
 
 bool QuicServerSession::ShouldCreateIncomingDataStream(QuicStreamId id) {
   if (id % 2 == 0) {
@@ skipping 23 matching lines @@
 QuicDataStream* QuicServerSession::CreateOutgoingDataStream() {
   DLOG(ERROR) << "Server push not yet supported";
   return NULL;
 }
 
 QuicCryptoServerStream* QuicServerSession::GetCryptoStream() {
   return crypto_stream_.get();
 }
 
 }  // namespace net