Add IPv6 Address to status tray

chromeos/network/device_state.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_DEVICE_STATE_H_
 #define CHROMEOS_NETWORK_DEVICE_STATE_H_
 
 #include "base/values.h"
 #include "chromeos/network/managed_state.h"
 #include "chromeos/network/network_util.h"
@@ skipping 42 matching lines @@
 
   // Do not use this. It exists temporarily for internet_options_handler.cc
   // which is being deprecated.
   const base::DictionaryValue& properties() const { return properties_; }
 
   // Ethernet specific accessors
   bool eap_authentication_completed() const {
     return eap_authentication_completed_;
   }
 
+  // Returns the IP Address for |type| if it exists or an empty string.
+  std::string GetIpAddressByType(const std::string& type) const;
+
   // Returns true if the technology family is GSM and sim_present_ is false.
   bool IsSimAbsent() const;
 
  private:
   // Common Device Properties
   std::string mac_address_;
 
   // Cellular specific properties
   std::string home_provider_id_;
   bool allow_roaming_;
@@ skipping 19 matching lines @@
 
   // Dictionary of IPConfig properties, keyed by IpConfig path.
   base::DictionaryValue ip_configs_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceState);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_DEVICE_STATE_H_