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

chrome/browser/extensions/lazy_background_page_apitest.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/command_line.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
 #include "base/scoped_observer.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
@@ skipping 368 matching lines @@
 
   // Lazy Background Page has been shut down.
   EXPECT_FALSE(IsBackgroundPageAlive(last_loaded_extension_id()));
 }
 
 // Tests that an incognito split mode extension gets 2 lazy background pages,
 // and they each load and unload at the proper times.
 // See crbug.com/248437
 IN_PROC_BROWSER_TEST_F(LazyBackgroundPageApiTest, DISABLED_IncognitoSplitMode) {
   // Open incognito window.
-  Browser* incognito_browser = ui_test_utils::OpenURLOffTheRecord(
-      browser()->profile(), GURL("about:blank"));
+  Browser* incognito_browser =
+      OpenURLOffTheRecord(browser()->profile(), GURL("about:blank"));
 
   // Load the extension with incognito enabled.
   {
     LoadedIncognitoObserver loaded(browser()->profile());
     base::FilePath extdir = test_data_dir_.AppendASCII("lazy_background_page").
         AppendASCII("incognito_split");
     ASSERT_TRUE(LoadExtensionIncognito(extdir));
     loaded.Wait();
   }
 
@@ skipping 222 matching lines @@
 
 // Tests that the lazy background page will be unloaded if the onSuspend event
 // handler calls an API function such as chrome.storage.local.set().
 // See: http://crbug.com/296834
 IN_PROC_BROWSER_TEST_F(LazyBackgroundPageApiTest, OnSuspendUseStorageApi) {
   EXPECT_TRUE(LoadExtensionAndWait("on_suspend"));
 }
 
 // TODO: background page with timer.
 // TODO: background page that interacts with popup.