Stackable file_util for FileAPIs. Sample code for discussion. Incomplete. Cannot be compiled.

webkit/fileapi/obfuscated_file_util.h

Index: webkit/fileapi/obfuscated_file_util.h
diff --git a/webkit/fileapi/obfuscated_file_util.h b/webkit/fileapi/obfuscated_file_util.h
new file mode 100644
index 0000000000000000000000000000000000000000..02e1d4b45de2369cc4e497fffaa546f334b190de
--- /dev/null
+++ b/webkit/fileapi/obfuscated_file_util.h
@@ -0,0 +1,19 @@
+// Copyright (c) 2011 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.
+
+#ifndef WEBKIT_FILEAPI_OBFUSCATED_FILE_UTIL_H_
+#define WEBKIT_FILEAPI_OBFUSCATED_FILE_UTIL_H_
+
+namespace fileapi {
+
+class ObfuscatedFileUtil : public FileSystemFileUtilBase {
+ public:
+  bool CreateDirectory(
+      const FileSystemOperationContext& fs_context,
+      const FilePath& full_path);
+};
+
+}  // namespace fileapi
+
+#endif  // WEBKIT_FILEAPI_OBFUSCATED_FILE_UTIL_H_