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

webkit/fileapi/file_system_operation_context.h

Index: webkit/fileapi/file_system_operation_context.h
diff --git a/webkit/fileapi/file_system_operation_context.h b/webkit/fileapi/file_system_operation_context.h
new file mode 100644
index 0000000000000000000000000000000000000000..c67714393f03ec48d9fa0b445ecaacf3e008d3c9
--- /dev/null
+++ b/webkit/fileapi/file_system_operation_context.h
@@ -0,0 +1,22 @@
+// 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_FILE_SYSTEM_OPERATION_CONTEXT_H_
+#define WEBKIT_FILEAPI_FILE_SYSTEM_OPERATION_CONTEXT_H_
+
+namespace fileapi {
+
+// This class keeps and provides @@@.
+class FileSystemOperationContext {
+ public:
+  void SetAllowedGrowth(const int64& allowed_growth);
+  int64 GetAllowedGrowth();

[Dai Mikurube (google.com), 2011/02/10 08:35:12]

Some information for obfuscation can be added in this class.

+
+ private:
+  int64 allowed_growth_;
+};
+
+}  // namespace fileapi
+
+#endif  // WEBKIT_FILEAPI_FILE_SYSTEM_OPERATION_CONTEXT_H_