Files.app: random code clean up.

ui/file_manager/file_manager/foreground/js/file_manager.js

 // Copyright (c) 2012 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.
 
 'use strict';
 
 /**
  * FileManager constructor.
  *
  * FileManager objects encapsulate the functionality of the file selector
@@ skipping 18 matching lines @@
    * be focused.
    * @type {boolean}
    * @private
    */
   this.pressingTab_ = false;
 
   /**
    * True while a user is pressing <Ctrl>.
    *
    * TODO(fukino): This key is used only for controlling gear menu, so it
-   * shoudl be moved to GearMenu class. crbug.com/366032.
+   * should be moved to GearMenu class. crbug.com/366032.
    *
    * @type {boolean}
    * @private
    */
   this.pressingCtrl_ = false;
 
   /**
    * True if shown gear menu is in secret mode.
    *
    * TODO(fukino): The state of gear menu should be moved to GearMenu class.
@@ skipping 3755 matching lines @@
       callback(this.preferences_);
       return;
     }
 
     chrome.fileBrowserPrivate.getPreferences(function(prefs) {
       this.preferences_ = prefs;
       callback(prefs);
     }.bind(this));
   };
 })();