[MD settings] closure fixes for appearance_font_menu and allowResetTheme

chrome/browser/resources/settings/appearance_page/appearance_page.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.
 
 /**
  * 'settings-appearance-page' is the settings page containing appearance
  * settings.
  *
  * Example:
  *
@@ skipping 12 matching lines @@
   properties: {
     /**
      * The current active route.
      */
     currentRoute: {
       notify: true,
       type: Object,
     },
 
     /**
-     * Preferences state.
-     */
-    allowResetTheme_: {
-      notify: true,
-      type: Boolean,
-      value: false,
-    },
-
-    /**
      * @private
      */
     allowResetTheme_: {
       notify: true,
       type: Boolean,
       value: false,
     },
 
     /**
      * List of options for the font size drop-down menu.
@@ skipping 50 matching lines @@
   /** @private */
   openThemesGallery_: function() {
     window.open(loadTimeData.getString('themesGalleryUrl'));
   },
 
   /** @private */
   resetTheme_: function() {
     chrome.send('resetTheme');
   },
 });