[CrOS Tether] Update NetworkState to include tether properties and integrate into NetworkStateHandl…

chromeos/network/network_state_handler.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 CHROMEOS_NETWORK_NETWORK_STATE_HANDLER_H_
 #define CHROMEOS_NETWORK_NETWORK_STATE_HANDLER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 190 matching lines @@
   // found. This returns all entries (IsInProfile() may be true or false).
   const NetworkState* GetNetworkStateFromGuid(const std::string& guid) const;
 
   // Creates a Tether NetworkState that has no underlying shill type or
   // service. When initially created, it does not actually represent a real
   // network. The |guid| provided must be non-empty. If a network with |guid|
   // already exists, this method will do nothing. Use the provided |guid| to
   // refer to and fetch this NetworkState in the future.
   // NOTE: only GetNetworkStateFromGuid is supported to fetch "tether"
   // NetworkStates.
-  void AddTetherNetworkState(const std::string& guid, const std::string& name);
+  void AddTetherNetworkState(const std::string& guid,
+                             const std::string& name,
+                             const std::string& carrier,
+                             int battery_percentage,
+                             int signal_strength);
+
+  // Updates the tether properties (carrier, battery percentage, and signal
+  // strength) for a network which has already been added via
+  // AddTetherNetworkState. Returns whether the update was successful.
+  bool UpdateTetherNetworkProperties(const std::string& guid,
+                                     const std::string& carrier,
+                                     int battery_percentage,
+                                     int signal_strength);
 
   // Remove a Tether NetworkState, using the same |guid| passed to
   // AddTetherNetworkState.
   void RemoveTetherNetworkState(const std::string& guid);
 
   // Inform NetworkStateHandler that the provided Tether network with the
   // provided guid |tether_guid| is associated with the Wi-Fi network with the
   // provided guid |wifi_ssid|. This Wi-Fi network can now be hidden in the UI,
   // and the Tether network will act as its proxy. Returns false if the
   // association failed (e.g. one or both networks don't exist).
@@ skipping 250 matching lines @@
   void SetTetherNetworkStateConnectionState(
       const std::string& guid,
       const std::string& connection_state);
 
   DISALLOW_COPY_AND_ASSIGN(NetworkStateHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_NETWORK_STATE_HANDLER_H_