Create content\public\test\test_utils.h to hold common test classes that are used by unit and brows…

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/file_path.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
@@ skipping 132 matching lines @@
 
   // Lazy Background Page doesn't exist yet.
   ExtensionProcessManager* pm =
       browser()->profile()->GetExtensionProcessManager();
   EXPECT_FALSE(pm->GetBackgroundHostForExtension(last_loaded_extension_id_));
   int num_page_actions = browser()->window()->GetLocationBar()->
       GetLocationBarForTesting()->PageActionVisibleCount();
 
   // Open a tab to a URL that will trigger the page action to show.
   LazyBackgroundObserver page_complete;
-  ui_test_utils::WindowedNotificationObserver page_action_changed(
+  content::WindowedNotificationObserver page_action_changed(
         chrome::NOTIFICATION_EXTENSION_PAGE_ACTION_VISIBILITY_CHANGED,
         content::NotificationService::AllSources());
   ui_test_utils::NavigateToURL(
       browser(), test_server()->GetURL("files/extensions/test_file.html"));
   page_complete.Wait();
 
   EXPECT_FALSE(pm->GetBackgroundHostForExtension(last_loaded_extension_id_));
 
   // Page action is shown.
   page_action_changed.Wait();
@@ skipping 201 matching lines @@
   EXPECT_FALSE(pm->GetBackgroundHostForExtension(last_loaded_extension_id_));
 
   // The browser action has a new title.
   BrowserActionTestUtil browser_action(browser());
   ASSERT_EQ(1, browser_action.NumberOfBrowserActions());
   EXPECT_EQ("Success", browser_action.GetTooltip(0));
 }
 
 // TODO: background page with timer.
 // TODO: background page that interacts with popup.