Add experimental option for TCP FastOpen....

net/socket/ssl_client_socket_mac.h

 // Copyright (c) 2010 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.
 
 #ifndef NET_SOCKET_SSL_CLIENT_SOCKET_MAC_H_
 #define NET_SOCKET_SSL_CLIENT_SOCKET_MAC_H_
 #pragma once
 
 #include <Security/Security.h>
 
@@ skipping 32 matching lines @@
   // ClientSocket methods:
   virtual int Connect(CompletionCallback* callback);
   virtual void Disconnect();
   virtual bool IsConnected() const;
   virtual bool IsConnectedAndIdle() const;
   virtual int GetPeerAddress(AddressList* address) const;
   virtual const BoundNetLog& NetLog() const { return net_log_; }
   virtual void SetSubresourceSpeculation();
   virtual void SetOmniboxSpeculation();
   virtual bool WasEverUsed() const;
+  virtual bool UsingTCPFastOpen() const;
 
   // Socket methods:
   virtual int Read(IOBuffer* buf, int buf_len, CompletionCallback* callback);
   virtual int Write(IOBuffer* buf, int buf_len, CompletionCallback* callback);
   virtual bool SetReceiveBufferSize(int32 size);
   virtual bool SetSendBufferSize(int32 size);
 
  private:
   bool completed_handshake() const {
     return next_handshake_state_ == STATE_COMPLETED_HANDSHAKE;
@@ skipping 88 matching lines @@
   // These are the IOBuffers used for operations on the underlying transport.
   scoped_refptr<IOBuffer> read_io_buf_;
   scoped_refptr<IOBuffer> write_io_buf_;
 
   BoundNetLog net_log_;
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_CLIENT_SOCKET_MAC_H_