drive: Drop "Drive" from FakeDriveFileSystem and MockDriveFileSystem

chrome/browser/chromeos/drive/download_handler_unittest.cc

 // 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.
 
 #include "chrome/browser/chromeos/drive/download_handler.h"
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/drive/file_write_helper.h"
-#include "chrome/browser/chromeos/drive/mock_drive_file_system.h"
+#include "chrome/browser/chromeos/drive/mock_file_system.h"
 #include "chrome/browser/google_apis/test_util.h"
 #include "content/public/test/mock_download_item.h"
 #include "content/public/test/mock_download_manager.h"
 #include "content/public/test/test_browser_thread.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::Return;
 using ::testing::SaveArg;
 using ::testing::_;
@@ skipping 42 matching lines @@
   }
 
   virtual void TearDown() OVERRIDE {
   }
 
  protected:
   base::ScopedTempDir temp_dir_;
   MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
   scoped_refptr<content::MockDownloadManager> download_manager_;
-  MockDriveFileSystem file_system_;
+  MockFileSystem file_system_;
   scoped_ptr<FileWriteHelper> file_write_helper_;
   scoped_ptr<DownloadHandler> download_handler_;
   content::MockDownloadItem download_item_;
 
   // Argument callbacks passed to the file system.
   GetEntryInfoCallback get_entry_info_callback_;
   FileOperationCallback create_directory_callback_;
 };
 
 TEST_F(DownloadHandlerTest, SubstituteDriveDownloadPathNonDrivePath) {
@@ skipping 190 matching lines @@
   ASSERT_FALSE(get_entry_info_callback_.is_null());
   get_entry_info_callback_.Run(FILE_ERROR_NOT_FOUND,
                                scoped_ptr<DriveEntryProto>());
   google_apis::test_util::RunBlockingPoolTask();
 
   // Check the result.
   EXPECT_FALSE(file_exists);
 }
 
 }  // namespace drive