Use SignalingAddress in SignalStrategy insterface.

remoting/signaling/signal_strategy.h

 // Copyright 2014 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 REMOTING_SIGNALING_SIGNAL_STRATEGY_H_
 #define REMOTING_SIGNALING_SIGNAL_STRATEGY_H_
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 
 namespace buzz {
 class XmlElement;
 }  // namespace buzz
 
 namespace remoting {
 
+class SignalingAddress;
+
 class SignalStrategy {
  public:
   enum State {
     // Connection is being established.
     CONNECTING,
 
     // Signalling is connected.
     CONNECTED,
 
     // Connection is closed due to an error or because Disconnect()
@@ skipping 39 matching lines @@
   // Disconnects current connection if connected. Triggers CLOSED
   // notification.
   virtual void Disconnect() = 0;
 
   // Returns current state.
   virtual State GetState() const = 0;
 
   // Returns the last error. Set when state changes to DISCONNECT.
   virtual Error GetError() const = 0;
 
-  // Returns local JID or an empty string when not connected.
-  virtual std::string GetLocalJid() const = 0;
+  // Local address. An empty value is returned when not connected.
+  virtual const SignalingAddress& GetLocalAddress() const = 0;
 
   // Add a |listener| that can listen to all incoming
   // messages. Doesn't take ownership of the |listener|. All listeners
   // must be removed before this object is destroyed.
   virtual void AddListener(Listener* listener) = 0;
 
   // Remove a |listener| previously added with AddListener().
   virtual void RemoveListener(Listener* listener) = 0;
 
   // Sends a raw XMPP stanza. Returns false if the stanza couldn't be send.
   virtual bool SendStanza(std::unique_ptr<buzz::XmlElement> stanza) = 0;
 
   // Returns new ID that should be used for the next outgoing IQ
   // request.
   virtual std::string GetNextId() = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SignalStrategy);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_SIGNALING_SIGNAL_STRATEGY_H_