net: remove UsingTCPFastOpen() method from StreamSocket class

net/socket/ssl_server_socket_nss.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/ssl_server_socket_nss.h"
 
 #include <utility>
 
 #if defined(OS_WIN)
 #include <winsock2.h>
@@ skipping 98 matching lines @@
   int Connect(const CompletionCallback& callback) override;
   void Disconnect() override;
   bool IsConnected() const override;
   bool IsConnectedAndIdle() const override;
   int GetPeerAddress(IPEndPoint* address) const override;
   int GetLocalAddress(IPEndPoint* address) const override;
   const BoundNetLog& NetLog() const override;
   void SetSubresourceSpeculation() override;
   void SetOmniboxSpeculation() override;
   bool WasEverUsed() const override;
-  bool UsingTCPFastOpen() const override;
   bool WasNpnNegotiated() const override;
   NextProto GetNegotiatedProtocol() const override;
   bool GetSSLInfo(SSLInfo* ssl_info) override;
   void GetConnectionAttempts(ConnectionAttempts* out) const override;
   void ClearConnectionAttempts() override {}
   void AddConnectionAttempts(const ConnectionAttempts& attempts) override {}
   int64_t GetTotalReceivedBytes() const override;
 
  private:
   enum State {
@@ skipping 249 matching lines @@
 }
 
 void SSLServerSocketNSS::SetOmniboxSpeculation() {
   transport_socket_->SetOmniboxSpeculation();
 }
 
 bool SSLServerSocketNSS::WasEverUsed() const {
   return transport_socket_->WasEverUsed();
 }
 
-bool SSLServerSocketNSS::UsingTCPFastOpen() const {
-  return transport_socket_->UsingTCPFastOpen();
-}
-
 bool SSLServerSocketNSS::WasNpnNegotiated() const {
   NOTIMPLEMENTED();
   return false;
 }
 
 NextProto SSLServerSocketNSS::GetNegotiatedProtocol() const {
   // NPN is not supported by this class.
   return kProtoUnknown;
 }
 
@@ skipping 575 matching lines @@
 
   return scoped_ptr<SSLServerSocket>(new SSLServerSocketNSS(
       std::move(socket), cert_.get(), *key_, ssl_server_config_));
 }
 
 void EnableSSLServerSockets() {
   g_nss_ssl_server_init_singleton.Get();
 }
 
 }  // namespace net