Deprecate FLAGS_quic_reloadable_flag_quic_no_socket_receive_buffer.

net/quic/chromium/quic_stream_factory.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/chromium/quic_stream_factory.h"
 
 #include <algorithm>
 #include <tuple>
 #include <utility>
 
@@ skipping 1667 matching lines @@
 
   QuicChromiumPacketWriter* writer = new QuicChromiumPacketWriter(socket.get());
   QuicConnection* connection = new QuicConnection(
       connection_id, QuicSocketAddress(QuicSocketAddressImpl(addr)),
       helper_.get(), alarm_factory_.get(), writer, true /* owns_writer */,
       Perspective::IS_CLIENT, supported_versions_);
   connection->set_ping_timeout(ping_timeout_);
   connection->SetMaxPacketLength(max_packet_length_);
 
   QuicConfig config = config_;
-  config.SetSocketReceiveBufferToSend(kQuicSocketReceiveBufferSize);
   config.set_max_undecryptable_packets(kMaxUndecryptablePackets);
   config.SetInitialSessionFlowControlWindowToSend(
       kQuicSessionMaxRecvWindowSize);
   config.SetInitialStreamFlowControlWindowToSend(kQuicStreamMaxRecvWindowSize);
   config.SetBytesForConnectionIdToSend(0);
   ConfigureInitialRttEstimate(server_id, &config);
 
   if (force_hol_blocking_)
     config.SetForceHolBlocking();
 
@@ skipping 266 matching lines @@
   // Since the session was active, there's no longer an
   // HttpStreamFactoryImpl::Job running which can mark it broken, unless the TCP
   // job also fails. So to avoid not using QUIC when we otherwise could, we mark
   // it as recently broken, which means that 0-RTT will be disabled but we'll
   // still race.
   http_server_properties_->MarkAlternativeServiceRecentlyBroken(
       alternative_service);
 }
 
 }  // namespace net