Reduce usage of webkit CSS prefixes in chrome/browser/resources

chrome/browser/resources/local_ntp/local_ntp.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 The local InstantExtended NTP.
  */
 
 
@@ skipping 752 matching lines @@
   } else {
     document.body.classList.add(CLASSES.NON_GOOGLE_PAGE);
   }
 
   // Modify design for experimental icon NTP, if specified.
   if (configData.useIcons)
     modifyNtpDesignForIcons();
   document.querySelector('#ntp-contents').classList.add(NTP_DESIGN.mainClass);
 
   // Hide notifications after fade out, so we can't focus on links via keyboard.
-  notification.addEventListener('webkitTransitionEnd', hideNotification);
+  notification.addEventListener('transitionend', hideNotification);
 
   var notificationMessage = $(IDS.NOTIFICATION_MESSAGE);
   notificationMessage.textContent =
       configData.translatedStrings.thumbnailRemovedNotification;
 
   var undoLink = $(IDS.UNDO_LINK);
   undoLink.addEventListener('click', onUndo);
   registerKeyHandler(undoLink, KEYCODE.ENTER, onUndo);
   undoLink.textContent = configData.translatedStrings.undoThumbnailRemove;
 
@@ skipping 114 matching lines @@
 
 return {
   init: init,
   listen: listen
 };
 }
 
 if (!window.localNTPUnitTest) {
   LocalNTP().listen();
 }