ash: fix regression where ctrl+n put new window on wrong desktop

chrome/browser/prefetch/prefetch_browsertest.cc

 // 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.
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/net/prediction_options.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 117 matching lines @@
         new MockNetworkChangeNotifier4G);
     EXPECT_TRUE(RunPrefetchExperiment(true, browser()));
   }
 }
 
 // Bug 339909: When in incognito mode the browser crashed due to an
 // uninitialized preference member. Verify that it no longer does.
 IN_PROC_BROWSER_TEST_F(PrefetchBrowserTestPrediction, IncognitoTest) {
   Profile* incognito_profile = browser()->profile()->GetOffTheRecordProfile();
   Browser* incognito_browser =
-      new Browser(Browser::CreateParams(incognito_profile));
+      new Browser(Browser::CreateParams(incognito_profile, true));
 
   // Navigate just to have a tab in this window, otherwise there is no
   // WebContents for the incognito browser.
   OpenURLOffTheRecord(browser()->profile(), GURL("about:blank"));
 
   EXPECT_TRUE(RunPrefetchExperiment(true, incognito_browser));
 }
 
 }  // namespace