net: remove UsingTCPFastOpen() method from StreamSocket class

net/socket/client_socket_pool_base_unittest.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/client_socket_pool_base.h"
 
 #include <stdint.h>
 #include <utility>
 #include <vector>
 
@@ skipping 157 matching lines @@
 
   int GetLocalAddress(IPEndPoint* /* address */) const override {
     return ERR_UNEXPECTED;
   }
 
   const BoundNetLog& NetLog() const override { return net_log_; }
 
   void SetSubresourceSpeculation() override {}
   void SetOmniboxSpeculation() override {}
   bool WasEverUsed() const override { return was_used_to_convey_data_; }
-  bool UsingTCPFastOpen() const override { return false; }
   bool WasNpnNegotiated() const override { return false; }
   NextProto GetNegotiatedProtocol() const override { return kProtoUnknown; }
   bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
   void GetConnectionAttempts(ConnectionAttempts* out) const override {
     out->clear();
   }
   void ClearConnectionAttempts() override {}
   void AddConnectionAttempts(const ConnectionAttempts& attempts) override {}
   int64_t GetTotalReceivedBytes() const override {
     NOTIMPLEMENTED();
@@ skipping 3650 matching lines @@
   request(1)->handle()->Reset();
   ASSERT_EQ(1, pool_->NumConnectJobsInGroup("a"));
 
   EXPECT_EQ(OK, request(2)->WaitForResult());
   EXPECT_FALSE(request(1)->have_result());
 }
 
 }  // namespace
 
 }  // namespace net