Plumb through NetworkChangeNotifier::IsOffline() to WebKit, enabling

net/base/network_change_notifier_win.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_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_
 #define NET_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_
 #pragma once
 
 #include <windows.h>
 
 #include "base/basictypes.h"
+#include "base/timer.h"
 #include "base/win/object_watcher.h"
 #include "net/base/network_change_notifier.h"
 
 namespace net {
 
 class NetworkChangeNotifierWin : public NetworkChangeNotifier,
                                  public base::win::ObjectWatcher::Delegate {
  public:
   NetworkChangeNotifierWin();
 
  private:
   virtual ~NetworkChangeNotifierWin();
 
   // NetworkChangeNotifier methods:
   virtual bool IsCurrentlyOffline() const;
 
   // ObjectWatcher::Delegate methods:
   virtual void OnObjectSignaled(HANDLE object);
 
   // Begins listening for a single subsequent address change.
   void WatchForAddressChange();
 
+  // Forwards online state notifications to parent class.
+  void NotifyParentOfOnlineStateChange();
+
   base::win::ObjectWatcher addr_watcher_;
   OVERLAPPED addr_overlapped_;
 
+  base::OneShotTimer<NetworkChangeNotifierWin> timer_;
+
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierWin);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_NETWORK_CHANGE_NOTIFIER_WIN_H_