[cros] Fixes hanging on the OOBE's network screen.

chrome/browser/resources/chromeos/oobe.js

 // Copyright (c) 2011 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 Out of the box experience flow (OOBE).
  * This is the main code for the OOBE WebUI implementation.
  */
 
 const steps = ['connect', 'eula', 'update'];
@@ skipping 60 matching lines @@
       }
       this.currentStep_ = nextStepIndex;
       $('oobe').className = nextStepId;
     },
   };
 
   /**
    * Setups given "select" element using the list and adds callback.
    * @param {!Element} select Select object to be updated.
    * @param {!Object} list List of the options to be added.
-   * @param {string} callback Callback name which should be send to Chrome.
+   * @param {string} callback Callback name which should be send to Chrome or
+   * an empty string if the event listener shouldn't be added.
    */
   Oobe.setupSelect = function(select, list, callback) {
     select.options.length = 0;
     for (var i = 0; i < list.length; ++i) {
       var item = list[i];
       var option =
           new Option(item.title, item.value, item.selected, item.selected);
       select.appendChild(option);
     }
-    select.addEventListener('change', function(event) {
-      chrome.send(callback, [select.options[select.selectedIndex].value]);
-    });
+    if (callback) {
+      select.addEventListener('change', function(event) {
+        chrome.send(callback, [select.options[select.selectedIndex].value]);
+      });
+    }
   }
 
   /**
    * Returns offset (top, left) of the element.
    * @param {!Element} element HTML element
    * @return {!Object} The offset (top, left).
    */
   Oobe.getOffset = function(element) {
     var x = 0;
     var y = 0;
@@ skipping 122 matching lines @@
     $('tpm-password').hidden = false;
   }
 
   /**
    * Reloads content of the page (localized strings, options of the select
    * controls).
    * @param {!Object} data New dictionary with i18n values.
    */
   Oobe.reloadContent = function(data) {
     i18nTemplate.process(document, data);
-    // Also update language and input methods lists.
-    Oobe.setupSelect($('language-select'),
-                     data.languageList,
-                     'networkOnLanguageChanged');
-    Oobe.setupSelect($('keyboard-select'),
-                     data.inputMethodsList,
-                     'networkOnInputMethodChanged');
+    // Update language and input method menu lists.
+    Oobe.setupSelect($('language-select'), data.languageList, '');
+    Oobe.setupSelect($('keyboard-select'), data.inputMethodsList, '');
+    // Update the network control position.
+    Oobe.refreshNetworkControl();
   }
 
   // Export
   return {
     Oobe: Oobe
   };
 });
 
 var Oobe = cr.ui.Oobe;
 
 document.addEventListener('DOMContentLoaded', cr.ui.Oobe.initialize);