Implemented new UI for error messages on OOBE/Login.

chrome/browser/resources/chromeos/login/screen_error_message.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 Offline message screen implementation.
  */
 
 cr.define('login', function() {
   // Link which starts guest session for captive portal fixing.
@@ skipping 85 matching lines @@
         chrome.send('launchIncognito');
       };
 
       $('error-offline-login').innerHTML = loadTimeData.getStringF(
           'offlineLogin',
           '<a id="error-offline-login-link" class="signin-link" href="#">',
           '</a>');
       $('error-offline-login-link').onclick = function() {
         chrome.send('offlineLogin');
       };
+      this.onContentChange_();
     },
 
     /**
      * Event handler that is invoked just before the screen in shown.
      * @param {Object} data Screen init payload.
      */
     onBeforeShow: function(data) {
       cr.ui.Oobe.clearErrors();
       var lastNetworkType = data['lastNetworkType'] || 0;
       cr.ui.DropDown.show('offline-networks-list', false, lastNetworkType);
     },
 
     /**
      * Event handler that is invoked just before the screen is hidden.
      */
     onBeforeHide: function() {
       cr.ui.DropDown.hide('offline-networks-list');
     },
 
     /**
+     * Method called after content of the screen changed.
+     * @private
+     */
+    onContentChange_: function() {
+      if (Oobe.getInstance().currentScreen === this)
+        Oobe.getInstance().updateScreenSize(this);
+    },
+
+    /**
       * Sets current state of the error screen.
       * @param {string} state New state of the error screen.
       * @private
       */
     setState_: function(state) {
       var states = [SCREEN_STATE.PROXY_ERROR,
                     SCREEN_STATE.CAPTIVE_PORTAL_ERROR,
                     SCREEN_STATE.TIMEOUT_ERROR,
                     SCREEN_STATE.OFFLINE_ERROR];
       for (var i = 0; i < states.length; i++) {
         if (states[i] != state)
           this.classList.remove(states[i]);
       }
       this.classList.add(state);
+      this.onContentChange_();
     },
 
     /**
      * Prepares error screen to show proxy error.
      * @private
      */
     showProxyError_: function() {
       this.setState_(SCREEN_STATE.PROXY_ERROR);
-      if (Oobe.getInstance().currentScreen === this)
-        Oobe.getInstance().updateScreenSize(this);
     },
 
     /**
      * Prepares error screen to show captive portal error.
      * @param {string} network Name of the current network
      * @private
      */
     showCaptivePortalError_: function(network) {
       $(CURRENT_NETWORK_NAME_ID).textContent = network;
       this.setState_(SCREEN_STATE.CAPTIVE_PORTAL_ERROR);
-      if (Oobe.getInstance().currentScreen === this)
-        Oobe.getInstance().updateScreenSize(this);
     },
 
     /**
-     * Prepares error screen to show gaia loading timeout error.
-     * @private
-     */
+    * Prepares error screen to show gaia loading timeout error.
+    * @private
+    */
     showTimeoutError_: function() {
       this.setState_(SCREEN_STATE.TIMEOUT_ERROR);
-      if (Oobe.getInstance().currentScreen === this)
-        Oobe.getInstance().updateScreenSize(this);
     },
 
     /**
      * Prepares error screen to show offline error.
      * @private
      */
     showOfflineError_: function() {
       this.setState_(SCREEN_STATE.OFFLINE_ERROR);
-      if (Oobe.getInstance().currentScreen === this)
-        Oobe.getInstance().updateScreenSize(this);
     },
 
     /**
      * Prepares error screen to show guest signin link.
      * @private
      */
     allowGuestSignin_: function(allowed) {
       this.classList[allowed ? 'add' : 'remove']('allow-guest-signin');
+      this.onContentChange_();
     },
 
     /**
      * Prepares error screen to show offline login link.
      * @private
      */
     allowOfflineLogin_: function(allowed) {
       this.classList[allowed ? 'add' : 'remove']('allow-offline-login');
+      this.onContentChange_();
     },
   };
 
   /**
    * Prepares error screen to show proxy error.
    */
   ErrorMessageScreen.showProxyError = function() {
     $('error-message').showProxyError_();
   };
 
@@ skipping 48 matching lines @@
    * via template.
    */
   ErrorMessageScreen.updateLocalizedContent = function() {
     $('error-message').updateLocalizedContent_();
   };
 
   return {
     ErrorMessageScreen: ErrorMessageScreen
   };
 });