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

chrome/browser/chromeos/drive/file_write_helper_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 "chrome/browser/chromeos/drive/file_write_helper.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/chromeos/drive/mock_drive_file_system.h"
@@ skipping 37 matching lines @@
 }  // namespace
 
 class FileWriteHelperTest : public testing::Test {
  public:
   FileWriteHelperTest()
       : ui_thread_(content::BrowserThread::UI, &message_loop_),
         mock_file_system_(new StrictMock<MockDriveFileSystem>) {
   }
 
  protected:
-  MessageLoopForUI message_loop_;
+  base::MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
   scoped_ptr< StrictMock<MockDriveFileSystem> > mock_file_system_;
 };
 
 TEST_F(FileWriteHelperTest, PrepareFileForWritingSuccess) {
   const base::FilePath kDrivePath("/drive/file.txt");
   const base::FilePath kLocalPath("/tmp/dummy.txt");
 
   EXPECT_CALL(*mock_file_system_, CreateFile(kDrivePath, false, _))
       .WillOnce(MockCreateFile(FILE_ERROR_OK));
@@ skipping 46 matching lines @@
   base::FilePath path;
   file_write_helper.PrepareWritableFileAndRun(
       kDrivePath, base::Bind(&RecordOpenFileCallbackArguments, &error, &path));
   google_apis::test_util::RunBlockingPoolTask();
 
   EXPECT_EQ(FILE_ERROR_IN_USE, error);
   EXPECT_EQ(base::FilePath(), path);
 }
 
 }   // namespace drive