Add WiFi SSID getter to NetworkChangeNotifier.

net/base/network_change_notifier_win.h

 // 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.
 
 #ifndef NET_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_
 #define NET_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_
 
 #include <windows.h>
 
 #include "base/basictypes.h"
@@ skipping 34 matching lines @@
   bool is_watching() { return is_watching_; }
   void set_is_watching(bool is_watching) { is_watching_ = is_watching; }
   int sequential_failures() { return sequential_failures_; }
 
  private:
   class DnsConfigServiceThread;
   friend class NetworkChangeNotifierWinTest;
 
   // NetworkChangeNotifier methods:
   virtual ConnectionType GetCurrentConnectionType() const override;
+  std::string GetCurrentWiFiSSID() const override;
 
   // ObjectWatcher::Delegate methods:
   // Must only be called on the thread |this| was created on.
   virtual void OnObjectSignaled(HANDLE object) override;
 
   // Does the actual work to determine the current connection type.
   // It is not thread safe, see crbug.com/324913.
   virtual ConnectionType RecomputeCurrentConnectionType() const;
 
   void SetCurrentConnectionType(ConnectionType connection_type);
@@ skipping 44 matching lines @@
 
   // Used for calling WatchForAddressChange again on failure.
   base::WeakPtrFactory<NetworkChangeNotifierWin> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierWin);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_