Fix reentrancy bug in NetInternalsTest.NetInternalsDnsViewIncognitoClears.

chrome/test/data/webui/net_internals/dns_view.js

 // Copyright (c) 2011 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.
 
 // Anonymous namespace
 (function() {
 
 /**
  * Checks the display on the DNS tab against the information it should be
  * displaying.
@@ skipping 240 matching lines @@
     taskQueue.addTask(new ClearCacheTask());
     taskQueue.addTask(new WaitForEntryDestructionTask('somewhere.com'));
     taskQueue.addTask(new WaitForEntryDestructionTask('nowhere.com'));
   }
   taskQueue.run(true);
 });
 
 netInternalsTest.test('netInternalsDnsViewIncognitoClears', function() {
   netInternalsTest.switchToView('dns');
   var taskQueue = new netInternalsTest.TaskQueue(true);
-  taskQueue.addTask(netInternalsTest.getCreateIncognitoBrowserTask());
+  taskQueue.addTask(new netInternalsTest.CreateIncognitoBrowserTask());
   taskQueue.addTask(new AddCacheEntryTask(
                         'somewhere.com', '1.2.3.4', 0, true));
   taskQueue.addTask(netInternalsTest.getCloseIncognitoBrowserTask());
   taskQueue.addTask(new WaitForEntryDestructionTask('somewhere.com'));
   taskQueue.run(true);
 });
 
 })();  // Anonymous namespace