Invoke createNetwork() callback with GUID, not service name

extensions/browser/api/vpn_provider/vpn_service.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 EXTENSIONS_BROWSER_API_VPN_PROVIDER_VPN_SERVICE_H_
 #define EXTENSIONS_BROWSER_API_VPN_PROVIDER_VPN_SERVICE_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 152 matching lines @@
                             const std::string& configuration_name);
 
  private:
   class VpnConfiguration;
 
   using StringToConfigurationMap = std::map<std::string, VpnConfiguration*>;
 
   // Callback used to indicate that configuration was successfully created.
   void OnCreateConfigurationSuccess(const SuccessCallback& callback,
                                     VpnConfiguration* configuration,
-                                    const std::string& service_path);
+                                    const std::string& service_path,
+                                    const std::string& guid);
 
   // Callback used to indicate that configuration creation failed.
   void OnCreateConfigurationFailure(
       const FailureCallback& callback,
       VpnConfiguration* configuration,
       const std::string& error_name,
       scoped_ptr<base::DictionaryValue> error_data);
 
   // Callback used to indicate that removing a configuration succeeded.
   void OnRemoveConfigurationSuccess(const SuccessCallback& callback);
@@ skipping 59 matching lines @@
   StringToConfigurationMap service_path_to_configuration_map_;
 
   base::WeakPtrFactory<VpnService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VpnService);
 };
 
 }  // namespace chromeos
 
 #endif  // EXTENSIONS_BROWSER_API_VPN_PROVIDER_VPN_SERVICE_H_