[Cleanup] Files.app: Remove 'this' from class methods. #1

chrome/browser/resources/file_manager/js/file_grid.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.
 
 /**
  * FileGrid constructor.
  *
  * Represents grid for the Grid Vew in the File Manager.
  * @constructor
  * @extends {cr.ui.Grid}
@@ skipping 76 matching lines @@
  * @param {HTMLDivElement} box Box to decorate.
  * @param {Entry} entry Entry which thumbnail is generating for.
  * @param {MetadataCache} metadataCache To retrieve metadata.
  * @param {ThumbnailLoader.FillMode} fillMode Fill mode.
  * @param {function(HTMLElement)} opt_imageLoadCallback Callback called when
  *                                the image has been loaded before inserting
  *                                it into the DOM.
  */
 FileGrid.decorateThumbnailBox = function(
     box, entry, metadataCache, fillMode, opt_imageLoadCallback) {
-  var self = this;
-
   box.className = 'img-container';
   if (entry.isDirectory) {
     box.setAttribute('generic-thumbnail', 'folder');
     if (opt_imageLoadCallback)
       setTimeout(opt_imageLoadCallback, 0, null /* callback parameter */);
     return;
   }
 
   var imageUrl = entry.toURL();
 
@@ skipping 58 matching lines @@
     checkBox.classList.add('white');
     var bottom = li.querySelector('.thumbnail-bottom');
     bottom.appendChild(checkBox);
     bottom.classList.add('show-checkbox');
   }
 
   // Override the default role 'listitem' to 'option' to match the parent's
   // role (listbox).
   li.setAttribute('role', 'option');
 };