Use GUID instead of ServicePath in networkingPrivate API

chromeos/network/network_state.cc

 // 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.
 
 #include "chromeos/network/network_state.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "chromeos/network/network_event_log.h"
 #include "chromeos/network/network_profile_handler.h"
@@ skipping 234 matching lines @@
       result += ",";
     result += dns_servers_[i];
   }
   return result;
 }
 
 std::string NetworkState::GetNetmask() const {
   return network_util::PrefixLengthToNetmask(prefix_length_);
 }
 
+void NetworkState::SetGuid(const std::string& guid) {
+  guid_ = guid;
+}
+
 bool NetworkState::UpdateName(const base::DictionaryValue& properties) {
   std::string updated_name =
       shill_property_util::GetNameFromProperties(path(), properties);
   if (updated_name != name()) {
     set_name(updated_name);
     return true;
   }
   return false;
 }
 
@@ skipping 11 matching lines @@
           connection_state == shill::kStateCarrier);
 }
 
 // static
 bool NetworkState::ErrorIsValid(const std::string& error) {
   // Shill uses "Unknown" to indicate an unset or cleared error state.
   return !error.empty() && error != kErrorUnknown;
 }
 
 }  // namespace chromeos