Update from https://crrev.com/312398

net/quic/congestion_control/tcp_receiver.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 "base/basictypes.h"
 #include "net/quic/congestion_control/tcp_receiver.h"
 
 namespace net {
 
 // Originally 64K bytes, but increased it to 256K to support higher bitrates.
 // static
 const QuicByteCount TcpReceiver::kReceiveWindowTCP = 256000;
 
 TcpReceiver::TcpReceiver()
     : receive_window_(kReceiveWindowTCP) {
 }
 
-bool TcpReceiver::GenerateCongestionFeedback(
-    QuicCongestionFeedbackFrame* feedback) {
-  feedback->type = kTCP;
-  feedback->tcp.receive_window = receive_window_;
-  return true;
-}
-
 void TcpReceiver::RecordIncomingPacket(QuicByteCount bytes,
                                        QuicPacketSequenceNumber sequence_number,
                                        QuicTime timestamp) {
 }
 
 }  // namespace net