NTP - Refactor the most visited code to uncouple it from the rest of the NTP....

chrome/browser/dom_ui/new_tab_ui_uitest.cc

 // Copyright (c) 2009 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 "chrome/test/ui/ui_test.h"
 
 #include "base/file_path.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 #include "chrome/browser/json_pref_store.h"
@@ skipping 129 matching lines @@
     L")",
     &tip_text_content));
   ASSERT_EQ(L"", tip_text_content);
 
   // Make sure that the notification is visible
   bool has_class;
   ASSERT_TRUE(tab->ExecuteAndExtractBool(L"",
     L"window.domAutomationController.send("
     L"(function() {"
     L"  var el = document.querySelector('#notification');"
-    L"  return hasClass(el, 'show');"
+    L"  return el.classList.contains('show');"
     L"})()"
     L")",
     &has_class));
   ASSERT_TRUE(has_class);
 
   bool is_home_page;
   ASSERT_TRUE(browser->GetBooleanPreference(prefs::kHomePageIsNewTabPage,
               &is_home_page));
   ASSERT_TRUE(is_home_page);
 }