Remove WEBKIT_KEYFRAMES_RULE and WEBKIT_KEYFRAME_RULE

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

 // Copyright 2013 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.
 
 /**
  * Item element of the progress center.
  * @param {Document} document Document which the new item belongs to.
  * @constructor
  * @extends {HTMLDivElement}
  */
@@ skipping 259 matching lines @@
  * Obtains the toggle animation keyframes rule from the document.
  * @param {Document} document Document containing the rule.
  * @return {CSSKeyframesRule} Animation rule.
  * @private
  */
 ProgressCenterPanel.getToggleAnimation_ = function(document) {
   for (var i = 0; i < document.styleSheets.length; i++) {
     var styleSheet = document.styleSheets[i];
     for (var j = 0; j < styleSheet.cssRules.length; j++) {
       var rule = styleSheet.cssRules[j];
-      if (rule.type === CSSRule.WEBKIT_KEYFRAMES_RULE &&
+      if (rule.type === CSSRule.KEYFRAMES_RULE &&
           rule.name === 'progress-center-toggle') {
         return rule;
       }
     }
   }
   throw new Error('The progress-center-toggle rules is not found.');
 };
 
 ProgressCenterPanel.prototype = /** @struct */ {
   /**
@@ skipping 195 matching lines @@
 
   // Cancel button.
   if (event.target.classList.contains('cancel')) {
     var itemElement = event.target.parentNode.parentNode;
     if (this.cancelCallback) {
       var id = itemElement.getAttribute('data-progress-id');
       this.cancelCallback(id);
     }
   }
 };