mac: Flush the autorelease pool after making a browser window in browser tests.

chrome/browser/extensions/extension_context_menu_browsertest.cc

 // 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.
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/lazy_background_page_test_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_context_menu/render_view_context_menu.h"
 #include "chrome/browser/renderer_context_menu/render_view_context_menu_test_util.h"
@@ skipping 516 matching lines @@
 IN_PROC_BROWSER_TEST_F(ExtensionContextMenuBrowserTest, MAYBE_IncognitoSplit) {
   ExtensionTestMessageListener created("created item regular", false);
   ExtensionTestMessageListener created_incognito("created item incognito",
                                                  false);
 
   ExtensionTestMessageListener onclick("onclick fired regular", false);
   ExtensionTestMessageListener onclick_incognito("onclick fired incognito",
                                                  false);
 
   // Open an incognito window.
-  Browser* browser_incognito = ui_test_utils::OpenURLOffTheRecord(
-      browser()->profile(), GURL("about:blank"));
+  Browser* browser_incognito =
+      OpenURLOffTheRecord(browser()->profile(), GURL("about:blank"));
 
   ASSERT_TRUE(LoadContextMenuExtensionIncognito("incognito"));
 
   // Wait for the extension's processes to tell us they've created an item.
   ASSERT_TRUE(created.WaitUntilSatisfied());
   ASSERT_TRUE(created_incognito.WaitUntilSatisfied());
 
   GURL page_url("http://www.google.com");
 
   // Create and build our test context menu.
@@ skipping 104 matching lines @@
   ASSERT_TRUE(LoadContextMenuExtensionIncognito("incognito"));
 
   // Wait for the extension's processes to tell us they've created an item.
   ASSERT_TRUE(created.WaitUntilSatisfied());
   ASSERT_TRUE(created_incognito.WaitUntilSatisfied());
   ASSERT_EQ(2u, GetItems().size());
 
   browser()->profile()->DestroyOffTheRecordProfile();
   ASSERT_EQ(1u, GetItems().size());
 }