AU: Beginnings of delta support

src/platform/update_engine/mock_file_writer.h

 // Copyright (c) 2009 The Chromium OS 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 UPDATE_ENGINE_MOCK_FILE_WRITER_H__
-#define UPDATE_ENGINE_MOCK_FILE_WRITER_H__
+#ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_FILE_WRITER_H__
+#define CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_FILE_WRITER_H__
 
 #include "base/basictypes.h"
 #include "update_engine/file_writer.h"
 
 // MockFileWriter is an implementation of FileWriter. It will succeed
 // calls to Open(), Close(), but not do any work. All calls to Write()
 // will append the passed data to an internal vector.
 
 namespace chromeos_update_engine {
 
@@ skipping 32 matching lines @@
 
   // These are just to ensure FileWriter methods are called properly.
   bool was_opened_;
   bool was_closed_;
 
   DISALLOW_COPY_AND_ASSIGN(MockFileWriter);
 };
 
 }  // namespace chromeos_update_engine
 
-#endif  // UPDATE_ENGINE_MOCK_FILE_WRITER_H__
+#endif  // CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_FILE_WRITER_H__