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

chrome/browser/extensions/content_script_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/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/permissions/permissions_api.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
@@ skipping 70 matching lines @@
   ASSERT_TRUE(StartTestServer());
   ASSERT_TRUE(RunExtensionTest("content_scripts/view_source")) << message_;
 }
 
 // crbug.com/120762
 IN_PROC_BROWSER_TEST_F(
     ExtensionApiTest,
     DISABLED_ContentScriptStylesInjectedIntoExistingRenderers) {
   ASSERT_TRUE(StartTestServer());
 
-  ui_test_utils::WindowedNotificationObserver signal(
+  content::WindowedNotificationObserver signal(
       chrome::NOTIFICATION_USER_SCRIPTS_UPDATED,
       content::Source<Profile>(browser()->profile()));
 
   // Start with a renderer already open at a URL.
   GURL url(test_server()->GetURL("file/extensions/test_file.html"));
   ui_test_utils::NavigateToURL(browser(), url);
 
   LoadExtension(
       test_data_dir_.AppendASCII("content_scripts/existing_renderers"));
 
@@ skipping 39 matching lines @@
   EXPECT_TRUE(catcher.GetNextResult());
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ContentScriptPermissionsApi) {
   RequestPermissionsFunction::SetIgnoreUserGestureForTests(true);
   RequestPermissionsFunction::SetAutoConfirmForTests(true);
   host_resolver()->AddRule("*.com", "127.0.0.1");
   ASSERT_TRUE(StartTestServer());
   ASSERT_TRUE(RunExtensionTest("content_scripts/permissions")) << message_;
 }