net: remove UsingTCPFastOpen() method from StreamSocket class

net/socket/socks_client_socket.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/socket/socks_client_socket.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 124 matching lines @@
     transport_->socket()->SetOmniboxSpeculation();
   } else {
     NOTREACHED();
   }
 }
 
 bool SOCKSClientSocket::WasEverUsed() const {
   return was_ever_used_;
 }
 
-bool SOCKSClientSocket::UsingTCPFastOpen() const {
-  if (transport_.get() && transport_->socket()) {
-    return transport_->socket()->UsingTCPFastOpen();
-  }
-  NOTREACHED();
-  return false;
-}
-
 bool SOCKSClientSocket::WasNpnNegotiated() const {
   if (transport_.get() && transport_->socket()) {
     return transport_->socket()->WasNpnNegotiated();
   }
   NOTREACHED();
   return false;
 }
 
 NextProto SOCKSClientSocket::GetNegotiatedProtocol() const {
   if (transport_.get() && transport_->socket()) {
@@ skipping 291 matching lines @@
 
 int SOCKSClientSocket::GetPeerAddress(IPEndPoint* address) const {
   return transport_->socket()->GetPeerAddress(address);
 }
 
 int SOCKSClientSocket::GetLocalAddress(IPEndPoint* address) const {
   return transport_->socket()->GetLocalAddress(address);
 }
 
 }  // namespace net