Add DISABLE_TCP_TRANSPORT flag in the Transport API.

webkit/glue/p2p_transport.h

 // Copyright (c) 2011 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 WEBKIT_GLUE_P2P_TRANSPORT_H_
 #define WEBKIT_GLUE_P2P_TRANSPORT_H_
 
 #include <string>
 #include <vector>
 
+#include "base/basictypes.h"
+
 namespace net {
 class Socket;
 }  // namespace net
 
 namespace WebKit {
 class WebFrame;
 }  // namespace WebKit
 
 namespace webkit_glue {
 
@@ skipping 51 matching lines @@
 
     // TCP window sizes. Default size is used when set to 0.
     int tcp_receive_window;
     int tcp_send_window;
 
     // Disables Neagle's algorithm when set to true.
     bool tcp_no_delay;
 
     // TCP ACK delay.
     int tcp_ack_delay_ms;
+
+    // Disable TCP-based transport when set to true.
+    bool disable_tcp_transport;
   };
 
   virtual ~P2PTransport() {}
 
   // Initialize transport using specified configuration. |web_frame|
   // is used to make HTTP requests to relay servers. Returns true
   // if initialization succeeded.
   virtual bool Init(WebKit::WebFrame* web_frame,
                     const std::string& name,
                     Protocol protocol,
                     const Config& config,
                     EventHandler* event_handler) = 0;
 
   // Add candidate received from the remote peer. Returns false if the
   // provided address is not in a valid format.
   virtual bool AddRemoteCandidate(const std::string& address) = 0;
 
   // Returns socket interface that can be used to send/receive
   // data. Returned object is owned by the transport. Pending calls on
   // the socket are canceled when the transport is destroyed.
   virtual net::Socket* GetChannel() = 0;
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_P2P_TRANSPORT_H_