Nitpicking fixes for Files.app code.

ui/file_manager/gallery/js/gallery.js

 // Copyright 2014 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';
 
 /**
  * Called from the main frame when unloading.
  * @param {boolean=} opt_exiting True if the app is exiting.
  */
@@ skipping 49 matching lines @@
   this.initDom_();
   this.initListeners_();
 }
 
 /**
  * Gallery extends cr.EventTarget.
  */
 Gallery.prototype.__proto__ = cr.EventTarget.prototype;
 
 /**
- * Tools fade-out timeout im milliseconds.
+ * Tools fade-out timeout in milliseconds.
  * @const
  * @type {number}
  */
 Gallery.FADE_TIMEOUT = 3000;
 
 /**
- * First time tools fade-out timeout im milliseconds.
+ * First time tools fade-out timeout in milliseconds.
  * @const
  * @type {number}
  */
 Gallery.FIRST_FADE_TIMEOUT = 1000;
 
 /**
  * Time until mosaic is initialized in the background. Used to make gallery
  * in the slide mode load faster. In miiliseconds.
  * @const
  * @type {number}
@@ skipping 804 matching lines @@
   window.backgroundComponent.
       then(function(inBackgroundComponent) {
         window.loadTimeData.data = inBackgroundComponent.stringData;
         var gallery = new Gallery(inBackgroundComponent.volumeManager);
         gallery.load(entries, entries);
       }).
       catch(function(error) {
         console.error(error.stack || error);
       });
 });