CrOS OOBE login: Replace last usages of paper-dialog with cr-dialog.

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

 // Copyright 2015 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.
 
 Polymer((function() {
   var DEFAULT_EMAIL_DOMAIN = '@gmail.com';
 
   var TRANSITION_TYPE = {FORWARD: 0, BACKWARD: 1, NONE: 2};
 
   return {
@@ skipping 40 matching lines @@
           loadTimeData.getStringF('enterpriseInfoMessage', this.domain);
       this.showEnterpriseMessage = !!this.domain.length;
     },
 
     onAnimationFinish_: function() {
       this.fire('backButton', !this.isEmailSectionActive_());
       this.focus();
     },
 
     onForgotPasswordClicked_: function() {
-      this.$.forgotPasswordDlg.fitInto = this;
       this.disabled = true;
       this.fire('dialogShown');
-      this.$.forgotPasswordDlg.open();
+      this.$.forgotPasswordDlg.showModal();
       this.$.passwordCard.classList.add('full-disabled');
-      this.$.forgotPasswordDlg.focus();
+    },
+
+    onForgotPasswordCloseTap_: function() {
+      this.$.forgotPasswordDlg.close();
     },
 
     onDialogOverlayClosed_: function() {
       this.fire('dialogHidden');
       this.disabled = false;
       this.$.passwordCard.classList.remove('full-disabled');
     },
 
     setEmail: function(email) {
       if (email) {
@@ skipping 70 matching lines @@
       }
       var isForward = transitionType === TRANSITION_TYPE.FORWARD;
       var isRTL = this.isRTL_();
       this.$.animatedPages.entryAnimation = 'slide-from-' +
           (isForward === isRTL ? 'left' : 'right') + '-animation';
       this.$.animatedPages.exitAnimation =
           'slide-' + (isForward === isRTL ? 'right' : 'left') + '-animation';
     }
   };
 })());