[MD settings] I18nBehavior return textContent from i18n()

chrome/browser/resources/md_user_manager/supervised_user_create_confirm.js

 // Copyright 2016 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 'supervised-user-create-confirm' is a page that is displayed
  * upon successful creation of a supervised user. It contains information for
  * the custodian on where to configure browsing restrictions as well as how to
  * exit and childlock their profile.
  */
 (function() {
 /**
  * Maximum length of the supervised user profile name or custodian's username.
  * @const {number}
  */
 var MAX_NAME_LENGTH = 50;
 
 Polymer({
   is: 'supervised-user-create-confirm',
 
-  behaviors: [
-    I18nBehavior
-  ],
+  behaviors: [I18nBehavior],
 
   properties: {
     /**
      * Profile Info of the supervised user that is passed to the page.
      * @type {?ProfileInfo}
      */
     profileInfo: {
       type: Object,
-      value: function() { return null; }
+      value: function() {
+        return null;
+      }
     },
 
     /** @private {!signin.ProfileBrowserProxy} */
     browserProxy_: Object
   },
 
-  listeners: {
-    'tap': 'onTap_'
-  },
+  listeners: {'tap': 'onTap_'},
 
   /** @override */
   created: function() {
     this.browserProxy_ = signin.ProfileBrowserProxyImpl.getInstance();
   },
 
   /**
    * Handles tap events from dynamically created links in the
    * supervisedUserCreatedText i18n string.
    * @param {!Event} event
@@ skipping 45 matching lines @@
   },
 
   /**
    * Computed binding returning the sanitized confirmation HTML message that is
    * safe to set as innerHTML.
    * @param {?ProfileInfo} profileInfo
    * @return {string}
    * @private
    */
   confirmationMessage_: function(profileInfo) {
-    return this.i18n('supervisedUserCreatedText',
-                     this.elideProfileName_(profileInfo),
-                     this.elideCustodianUsername_(profileInfo));
+    return this.i18nAdvanced('supervisedUserCreatedText', {
+      substitutions: [
+        this.elideProfileName_(profileInfo),
+        this.elideCustodianUsername_(profileInfo)
+      ],
+    });
   },
 
   /**
    * Computed binding returning the text of the 'Switch To User' button.
    * @param {?ProfileInfo} profileInfo
    * @return {string}
    * @private
    */
   switchUserText_: function(profileInfo) {
     return this.i18n('supervisedUserCreatedSwitch',
@@ skipping 15 matching lines @@
    * @param {!Event} event
    * @private
    */
   onSwitchUserTap_: function(event) {
     this.browserProxy_.switchToProfile(this.profileInfo.filePath);
     // Event is caught by user-manager-pages.
     this.fire('change-page', {page: 'user-pods-page'});
   }
 });
 })();