cros: Update enable-dev UI.

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

 // Copyright (c) 2014 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 Enable developer features screen implementation.
  */
 
 login.createScreen('EnableDebuggingScreen', 'debugging', function() {
   return {
@@ skipping 14 matching lines @@
 
     /** @override */
     decorate: function() {
       $('enable-debugging-help-link').addEventListener('click',
         function(event) {
           chrome.send('enableDebuggingOnLearnMore');
       });
 
       var password = $('enable-debugging-password');
       var password2 = $('enable-debugging-password2');
-      $('enable-debugging-password').addEventListener(
-          'input', this.onPasswordChanged_.bind(this));
-      $('enable-debugging-password2').addEventListener(
-          'input', this.onPasswordChanged_.bind(this));
+      password.addEventListener('input', this.onPasswordChanged_.bind(this));
+      password2.addEventListener('input', this.onPasswordChanged_.bind(this));
       password.placeholder =
           loadTimeData.getString('enableDebuggingPasswordLabel');
       password2.placeholder =
           loadTimeData.getString('enableDebuggingConfirmPasswordLabel');
     },
 
     /**
      * Header text of the screen.
      * @type {string}
      */
@@ skipping 106 matching lines @@
       * @private
       */
     setDialogView_: function(state) {
       this.state_ = state;
       this.classList.toggle('remove-protection-view',
           state == this.UI_STATE.REMOVE_PROTECTION);
       this.classList.toggle('setup-view', state == this.UI_STATE.SETUP);
       this.classList.toggle('wait-view', state == this.UI_STATE.WAIT);
       this.classList.toggle('done-view', state == this.UI_STATE.DONE);
       this.classList.toggle('error-view', state == this.UI_STATE.ERROR);
+      this.defaultControl.focus();
+
+      if (Oobe.getInstance().currentScreen === this)
+        Oobe.getInstance().updateScreenSize(this);
     },
 
     updateState: function(state) {
       this.setDialogView_(state);
     }
   };
 });