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

chrome/browser/extensions/test_extension_environment.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_ENVIRONMENT_H_
 #define CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_ENVIRONMENT_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "content/public/test/test_browser_thread.h"
@@ skipping 37 matching lines @@
   // Creates an Extension and registers it with the ExtensionService.
   // The Extension has a default manifest of {name: "Extension",
   // version: "1.0", manifest_version: 2}, and values in
   // manifest_extra override these defaults.
   const Extension* MakeExtension(const base::Value& manifest_extra);
 
   // Returns a test web contents that has a tab id.
   scoped_ptr<content::WebContents> MakeTab() const;
 
  private:
-  MessageLoopForUI loop_;
+  base::MessageLoopForUI loop_;
   content::TestBrowserThread ui_thread_;
   content::TestBrowserThread file_thread_;
   content::TestBrowserThread file_blocking_thread_;
   content::TestBrowserThread io_thread_;
   // We may need to add the rest of the browser threads here.  This is
   // likely to be indicated by memory leaks in which the object was
   // expected to be freed by a DeleteSoon() call.
 
 #if defined(OS_CHROMEOS)
   chromeos::ScopedTestUserManager test_user_manager_;
 #endif
 
 #if defined(OS_WIN)
   ui::ScopedOleInitializer ole_initializer_;
 #endif
   scoped_ptr<TestingProfile> profile_;
   ExtensionService* extension_service_;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_ENVIRONMENT_H_