Update from https://crrev.com/304418

net/quic/quic_config.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_config.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "net/quic/crypto/crypto_handshake_message.h"
@@ skipping 416 matching lines @@
 QuicConfig::QuicConfig()
     : max_time_before_crypto_handshake_(QuicTime::Delta::Zero()),
       max_idle_time_before_crypto_handshake_(QuicTime::Delta::Zero()),
       max_undecryptable_packets_(0),
       congestion_feedback_(kCGST, PRESENCE_REQUIRED),
       connection_options_(kCOPT, PRESENCE_OPTIONAL),
       idle_connection_state_lifetime_seconds_(kICSL, PRESENCE_REQUIRED),
       keepalive_timeout_seconds_(kKATO, PRESENCE_OPTIONAL),
       max_streams_per_connection_(kMSPC, PRESENCE_REQUIRED),
       bytes_for_connection_id_(kTCID, PRESENCE_OPTIONAL),
-      initial_congestion_window_(kSWND, PRESENCE_OPTIONAL),
       initial_round_trip_time_us_(kIRTT, PRESENCE_OPTIONAL),
       // TODO(rjshade): Remove this when retiring QUIC_VERSION_19.
       initial_flow_control_window_bytes_(kIFCW, PRESENCE_OPTIONAL),
       // TODO(rjshade): Make this PRESENCE_REQUIRED when retiring
       // QUIC_VERSION_19.
       initial_stream_flow_control_window_bytes_(kSFCW, PRESENCE_OPTIONAL),
       // TODO(rjshade): Make this PRESENCE_REQUIRED when retiring
       // QUIC_VERSION_19.
       initial_session_flow_control_window_bytes_(kCFCW, PRESENCE_OPTIONAL),
       socket_receive_buffer_(kSRBF, PRESENCE_OPTIONAL) {
@@ skipping 69 matching lines @@
 }
 
 bool QuicConfig::HasReceivedBytesForConnectionId() const {
   return bytes_for_connection_id_.HasReceivedValue();
 }
 
 uint32 QuicConfig::ReceivedBytesForConnectionId() const {
   return bytes_for_connection_id_.GetReceivedValue();
 }
 
-void QuicConfig::SetInitialCongestionWindowToSend(size_t initial_window) {
-  initial_congestion_window_.SetSendValue(initial_window);
-}
-
-bool QuicConfig::HasReceivedInitialCongestionWindow() const {
-  return initial_congestion_window_.HasReceivedValue();
-}
-
-uint32 QuicConfig::ReceivedInitialCongestionWindow() const {
-  return initial_congestion_window_.GetReceivedValue();
-}
-
 void QuicConfig::SetInitialRoundTripTimeUsToSend(size_t rtt) {
   initial_round_trip_time_us_.SetSendValue(rtt);
 }
 
 bool QuicConfig::HasReceivedInitialRoundTripTimeUs() const {
   return initial_round_trip_time_us_.HasReceivedValue();
 }
 
 uint32 QuicConfig::ReceivedInitialRoundTripTimeUs() const {
   return initial_round_trip_time_us_.GetReceivedValue();
@@ skipping 119 matching lines @@
   SetInitialStreamFlowControlWindowToSend(kDefaultFlowControlSendWindow);
   SetInitialSessionFlowControlWindowToSend(kDefaultFlowControlSendWindow);
 }
 
 void QuicConfig::ToHandshakeMessage(CryptoHandshakeMessage* out) const {
   congestion_feedback_.ToHandshakeMessage(out);
   idle_connection_state_lifetime_seconds_.ToHandshakeMessage(out);
   keepalive_timeout_seconds_.ToHandshakeMessage(out);
   max_streams_per_connection_.ToHandshakeMessage(out);
   bytes_for_connection_id_.ToHandshakeMessage(out);
-  initial_congestion_window_.ToHandshakeMessage(out);
   initial_round_trip_time_us_.ToHandshakeMessage(out);
   initial_flow_control_window_bytes_.ToHandshakeMessage(out);
   initial_stream_flow_control_window_bytes_.ToHandshakeMessage(out);
   initial_session_flow_control_window_bytes_.ToHandshakeMessage(out);
   socket_receive_buffer_.ToHandshakeMessage(out);
   connection_options_.ToHandshakeMessage(out);
 }
 
 QuicErrorCode QuicConfig::ProcessPeerHello(
     const CryptoHandshakeMessage& peer_hello,
@@ skipping 16 matching lines @@
   }
   if (error == QUIC_NO_ERROR) {
     error = max_streams_per_connection_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = bytes_for_connection_id_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
-    error = initial_congestion_window_.ProcessPeerHello(
-        peer_hello, hello_type, error_details);
-  }
-  if (error == QUIC_NO_ERROR) {
     error = initial_round_trip_time_us_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = initial_flow_control_window_bytes_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = initial_stream_flow_control_window_bytes_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = initial_session_flow_control_window_bytes_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = socket_receive_buffer_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   if (error == QUIC_NO_ERROR) {
     error = connection_options_.ProcessPeerHello(
         peer_hello, hello_type, error_details);
   }
   return error;
 }
 
 }  // namespace net