PrefObject -> PrefData

chrome/browser/resources/settings/checkbox/checkbox.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.
 
 /**
  * @fileoverview
  * `cr-settings-checkbox` is a checkbox that controls a supplied preference.
  *
  * Example:
  *      <cr-settings-checkbox pref="{{prefs.settings.enableFoo}}"
  *          label="Enable foo setting." subLabel="(bar also)">
  *      </cr-settings-checkbox>
  *
  * @element cr-settings-checkbox
  */
 Polymer({
   is: 'cr-settings-checkbox',
 
   properties: {
     /**
      * The boolean preference object to control.
-     * @type {?PrefObject}
+     * @type {?PrefData}
      */
     pref: {
       type: Object,
       notify: true
     },
 
     inverted: {
       type: Boolean,
       value: false
     },
@@ skipping 37 matching lines @@
     if (this.pref) {
       this.pref.value = this.getNewValue_(this.checked);
     }
   },
 
   /** @private */
   getNewValue_: function(val) {
     return this.inverted ? !val : val;
   }
 });