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

chrome/browser/extensions/api/system_info_cpu/system_info_cpu_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/message_loop.h"
 #include "chrome/browser/extensions/api/system_info_cpu/cpu_info_provider.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ skipping 50 matching lines @@
   SystemInfoCpuApiTest() {}
   virtual ~SystemInfoCpuApiTest() {}
 
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ExtensionApiTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(switches::kEnableExperimentalExtensionApis);
   }
 
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
     ExtensionApiTest::SetUpInProcessBrowserTestFixture();
-    message_loop_.reset(new MessageLoop(MessageLoop::TYPE_UI));
+    message_loop_.reset(new base::MessageLoop(base::MessageLoop::TYPE_UI));
   }
 
  private:
-  scoped_ptr<MessageLoop> message_loop_;
+  scoped_ptr<base::MessageLoop> message_loop_;
 };
 
 IN_PROC_BROWSER_TEST_F(SystemInfoCpuApiTest, Cpu) {
   CpuInfoProvider* provider = new MockCpuInfoProviderImpl();
   // The provider is owned by the single CpuInfoProvider instance.
   CpuInfoProvider::InitializeForTesting(provider);
   ASSERT_TRUE(RunExtensionTest("systeminfo/cpu")) << message_;
 }
 
 }  // namespace extensions