Observe onDeviceListChanged in network_list.js

chrome/browser/resources/options/chromeos/network_list.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.
 
 /**
  * Partial definition of the result of networkingPrivate.getProperties()).
  * @typedef {{
  *   ConnectionState: string,
  *   Cellular: {
  *     Family: ?string,
@@ skipping 878 matching lines @@
       prefs.addEventListener('cros.signed.data_roaming_enabled',
           function(event) {
             enableDataRoaming_ = event.value.value;
           });
       this.endBatchUpdates();
 
       this.onNetworkListChanged_();  // Trigger an initial network update
 
       chrome.networkingPrivate.onNetworkListChanged.addListener(
           this.onNetworkListChanged_.bind(this));
+      chrome.networkingPrivate.onDeviceStateListChanged.addListener(
+          this.onNetworkListChanged_.bind(this));
 
       chrome.networkingPrivate.requestNetworkScan();
 
       options.VPNProviders.addObserver(this.onVPNProvidersChanged_.bind(this));
     },
 
     /**
      * networkingPrivate event called when the network list has changed.
      */
     onNetworkListChanged_: function() {
@@ skipping 512 matching lines @@
   /**
    * Whether the Network list is disabled. Only used for display purpose.
    */
   cr.defineProperty(NetworkList, 'disabled', cr.PropertyKind.BOOL_ATTR);
 
   // Export
   return {
     NetworkList: NetworkList
   };
 });