[cros/net] Add DnsConfigService to NetworkChangeNotifierChromeos.

chrome/browser/chromeos/net/network_change_notifier_chromeos.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 CHROME_BROWSER_CHROMEOS_NET_NETWORK_CHANGE_NOTIFIER_CHROMEOS_H_
 #define CHROME_BROWSER_CHROMEOS_NET_NETWORK_CHANGE_NOTIFIER_CHROMEOS_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 18 matching lines @@
   // from the power manager and the network manager.
   void Init();
 
   // Shutdowns the network change notifier. Stops observing changes from
   // the power manager and the network manager.
   void Shutdown();
 
  private:
   friend class OnlineStatusReportThreadTask;
 
+  class DnsConfigServiceChromeos;
+
   // PowerManagerClient::Observer overrides.
   virtual void PowerChanged(const PowerSupplyStatus& status) OVERRIDE;
 
   virtual void SystemResumed() OVERRIDE;
 
   // NetworkChangeNotifier overrides.
   virtual net::NetworkChangeNotifier::ConnectionType
       GetCurrentConnectionType() const OVERRIDE;
 
   // NetworkManagerObserver overrides:
@@ skipping 28 matching lines @@
   bool has_active_network_;
   // Current active network's connection state.
   chromeos::ConnectionState connection_state_;
   // Current active network's connection type.
   net::NetworkChangeNotifier::ConnectionType connection_type_;
   // Current active network's service path.
   std::string service_path_;
   // Current active network's IP address.
   std::string ip_address_;
 
+  scoped_ptr<DnsConfigServiceChromeos> dns_config_service_;
+
   base::WeakPtrFactory<NetworkChangeNotifierChromeos> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierChromeos);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_NET_NETWORK_CHANGE_NOTIFIER_CHROMEOS_H_