The second argument of add/removeEventListener should be an object, null, or undefined

chrome/browser/ui/webui/options/options_browsertest.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.
 
 GEN_INCLUDE(['options_browsertest_base.js']);
 GEN('#include "chrome/browser/ui/webui/options/options_browsertest.h"');
 
 /** @const */ var SUPERVISED_USERS_PREF = 'profile.managed_users';
 
 /**
@@ skipping 110 matching lines @@
 /**
  * Wait for all targets to be hidden.
  * @param {Array<Element>} targets
  */
 function waitUntilHidden(targets) {
   function isHidden(el) { return el.hidden; }
   function ensureTransition(el) { ensureTransitionEndEvent(el, 500); }
 
   document.addEventListener('webkitTransitionEnd', function f(e) {
     if (targets.indexOf(e.target) >= 0 && targets.every(isHidden)) {
-      document.removeEventListener(f, 'webkitTransitionEnd');
+      document.removeEventListener('webkitTransitionEnd', f);
       testDone();
     }
   });
 
   targets.forEach(ensureTransition);
 }
 
 // Crashes on Mac only. See http://crbug.com/79181
 GEN('#if defined(OS_MACOSX)');
 GEN('#define MAYBE_testSetBooleanPrefTriggers ' +
@@ skipping 817 matching lines @@
   __proto__: OptionsWebUIExtendedTest.prototype,
 
   /** @override */
   browsePreload: 'chrome://settings-frame/nonexistantPage',
 };
 
 TEST_F('OptionsWebUIRedirectTest', 'TestURL', function() {
   assertEquals('chrome://settings-frame/', document.location.href);
   this.verifyHistory_([''], testDone);
 });