diff --git a/payload_generator/ext2_utils.h b/payload_generator/ext2_utils.h
deleted file mode 100644
index fff9cc4..0000000
--- a/payload_generator/ext2_utils.h
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright 2014 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_PAYLOAD_GENERATOR_EXT2_UTILS_H_
-#define UPDATE_ENGINE_PAYLOAD_GENERATOR_EXT2_UTILS_H_
-
-#include <ext2fs/ext2fs.h>
-
-// Utility class to close a file system.
-class ScopedExt2fsCloser {
- public:
-  explicit ScopedExt2fsCloser(ext2_filsys filsys) : filsys_(filsys) {}
-  ~ScopedExt2fsCloser() { ext2fs_close(filsys_); }
-
- private:
-  ext2_filsys filsys_;
-  DISALLOW_COPY_AND_ASSIGN(ScopedExt2fsCloser);
-};
-
-#endif  // UPDATE_ENGINE_PAYLOAD_GENERATOR_EXT2_UTILS_H_