chrome: Use base::MessageLoop. (Part 3)

chrome/browser/web_resource/promo_resource_service_mobile_ntp_unittest.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 <vector>
 
 #include "base/json/json_reader.h"
 #include "base/message_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/time.h"
@@ skipping 15 matching lines @@
 class PromoResourceServiceMobileNtpTest : public testing::Test {
  public:
   // |promo_resource_service_| must be created after |local_state_|.
   PromoResourceServiceMobileNtpTest()
       : local_state_(TestingBrowserProcess::GetGlobal()),
         promo_resource_service_(new PromoResourceService) {}
 
  protected:
   ScopedTestingLocalState local_state_;
   scoped_refptr<PromoResourceService> promo_resource_service_;
-  MessageLoop loop_;
+  base::MessageLoop loop_;
 };
 
 class NotificationPromoMobileNtpTest {
  public:
   NotificationPromoMobileNtpTest() : received_notification_(false) {}
 
   void Init(const std::string& json,
             const std::string& promo_text,
             const std::string& promo_text_long,
             const std::string& promo_action_type,
@@ skipping 126 matching lines @@
       "It\'s simple. Go http://www.google.com/chrome/",
       "ACTION_EMAIL", "This is the body.", "XXX value");
 
   promo_test.InitPromoFromJson(true);
 
   // Second time should not trigger a notification.
   promo_test.InitPromoFromJson(false);
 
   promo_test.TestInitFromPrefs();
 }