Add initial code to do filename munging in the FileSystem....

webkit/fileapi/sandboxed_file_system_operation.h

 // 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_SANDBOXED_FILE_SYSTEM_OPERATION_H_
 #define WEBKIT_FILEAPI_SANDBOXED_FILE_SYSTEM_OPERATION_H_
 
 #include "base/scoped_callback_factory.h"
 #include "webkit/fileapi/file_system_operation.h"
 #include "webkit/fileapi/file_system_types.h"
 
 namespace fileapi {
 
+class ObfuscatedFileUtilProxy;
 class SandboxedFileSystemContext;
 
 // This class provides a 'sandboxed' access to the underlying file system,
 // that is:
 // 1. provides OpenFileSystem method that returns a (hidden) root path
 //    that is given by |file_system_context|.
 // 2. enforces quota and file names/paths restrictions on each operation
 //    via |file_system_context|.
 class SandboxedFileSystemOperation : public FileSystemOperation {
  public:
@@ skipping 23 matching lines @@
   virtual void ReadDirectory(const FilePath& path);
   virtual void Remove(const FilePath& path, bool recursive);
   virtual void Write(
       scoped_refptr<net::URLRequestContext> url_request_context,
       const FilePath& path, const GURL& blob_url, int64 offset);
   virtual void Truncate(const FilePath& path, int64 length);
   virtual void TouchFile(const FilePath& path,
                  const base::Time& last_access_time,
                  const base::Time& last_modified_time);
 
+ protected:
+  virtual base::FileUtilProxyBase* file_util_proxy() const;
+
  private:
   enum SandboxedFileSystemOperationType {
     kOperationOpenFileSystem = 100,
   };
 
   // A callback used for OpenFileSystem.
   void DidGetRootPath(bool success,
                       const FilePath& path,
                       const std::string& name);
 
@@ skipping 26 matching lines @@
   scoped_refptr<SandboxedFileSystemContext> file_system_context_;
 
   base::ScopedCallbackFactory<SandboxedFileSystemOperation> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SandboxedFileSystemOperation);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_SANDBOXED_FILE_SYSTEM_OPERATION_H_