NetworkPortalDetector/NetworkStateInformer: Switch over to use NetworkStateHandler

chrome/browser/resources/chromeos/login/network_dropdown.js

 // 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.
 
 /**
  * @fileoverview Network drop-down implementation.
  */
 
 cr.define('cr.ui', function() {
   /**
@@ skipping 370 matching lines @@
     if (DropDown.activeElementId_)
       $(DropDown.activeElementId_).setTitle(title, icon);
   };
 
   /**
    * Activates network drop-down. Only one network drop-down
    * can be active at the same time. So activating new drop-down deactivates
    * the previous one.
    * @param {string} elementId Id of network drop-down element.
    * @param {boolean} isOobe Whether drop-down is used by an Oobe screen.
-   * @param {integer} lastNetworkType Last active network type. Pass -1 if it
-   *   isn't known.
    */
-  DropDown.show = function(elementId, isOobe, lastNetworkType) {
+  DropDown.show = function(elementId, isOobe) {
     $(elementId).isShown = false;
     if (DropDown.activeElementId_ != elementId) {
       DropDown.activeElementId_ = elementId;
-      chrome.send('networkDropdownShow', [elementId, isOobe, lastNetworkType]);
+      chrome.send('networkDropdownShow', [elementId, isOobe]);
     }
   };
 
   /**
    * Deactivates network drop-down. Deactivating inactive drop-down does
    * nothing.
    * @param {string} elementId Id of network drop-down element.
    */
   DropDown.hide = function(elementId) {
     if (DropDown.activeElementId_ == elementId) {
       DropDown.activeElementId_ = '';
       chrome.send('networkDropdownHide');
     }
   };
 
   /**
    * Refreshes network drop-down. Should be called on language change.
    */
   DropDown.refresh = function() {
     chrome.send('networkDropdownRefresh');
   };
 
   return {
     DropDown: DropDown
   };
 });