Add the URL attribute to cricket::Candiate.

webrtc/p2p/base/port.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 314 matching lines @@
 
   void AddAddress(const rtc::SocketAddress& address,
                   const rtc::SocketAddress& base_address,
                   const rtc::SocketAddress& related_address,
                   const std::string& protocol,
                   const std::string& relay_protocol,
                   const std::string& tcptype,
                   const std::string& type,
                   uint32_t type_preference,
                   uint32_t relay_preference,
+                  std::string url,

[Taylor Brandstetter, 2017/02/10 01:58:46]

nit: const ref parameter

[Zhi Huang, 2017/02/10 06:45:50]

Done.
I thought the "std::string url" is created locally so it might need to be copied
but I noticed that I was wrong.

                   bool final);
 
   // Adds the given connection to the map keyed by the remote candidate address.
   // If an existing connection has the same address, the existing one will be
   // replaced and destroyed.
   void AddOrReplaceConnection(Connection* conn);
 
   // Called when a packet is received from an unknown address that is not
   // currently a connection.  If this is an authenticated STUN binding request,
   // then we will signal the client.
@@ skipping 369 matching lines @@
            const rtc::PacketOptions& options) override;
   int GetError() override { return error_; }
 
  private:
   int error_ = 0;
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_PORT_H_