wifi_sync: add function to create a network in Shill

components/wifi_sync/network_state_helper_chromeos.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 COMPONENTS_WIFI_SYNC_NETWORK_STATE_HELPER_CHROMEOS_H_
 #define COMPONENTS_WIFI_SYNC_NETWORK_STATE_HELPER_CHROMEOS_H_
 
 #include <string>
 
+#include "chromeos/network/network_handler_callbacks.h"
 #include "components/wifi_sync/wifi_credential.h"
 
 namespace chromeos {
+class ManagedNetworkConfigurationHandler;
 class NetworkStateHandler;
 }
 
 namespace wifi_sync {
 
+// Adds a local network configuration entry for a WiFi network using
+// the properties of |wifi_credential|. The network configuration
+// entry is added to the Shill profile for |user_hash|. If the entry
+// already exists, the call fails. The call always completes
+// asynchronously, invoking |success_callback| or |error_callback| as
+// appropriate.
+void CreateWifiNetworkInShillUserProfile(
+    chromeos::ManagedNetworkConfigurationHandler* managed_net_config_handler,
+    const std::string& user_hash,
+    const WifiCredential& wifi_credential,
+    const chromeos::network_handler::StringResultCallback& success_callback,
+    const chromeos::network_handler::ErrorCallback& error_callback);
+
 // Returns a platform-agnostic representation of the ChromeOS network
 // configuration state. The configuration state is filtered, so that
 // only items related to ChromeOS |shill_profile_path| are returned.
 WifiCredential::CredentialSet GetWifiCredentialsForShillProfile(
     chromeos::NetworkStateHandler* network_state_handler,
     const std::string& shill_profile_path);
 
 }  // namespace wifi_sync
 
 #endif  // COMPONENTS_WIFI_SYNC_NETWORK_STATE_HELPER_CHROMEOS_H_