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

webkit/fileapi/file_system_operation.h

Index: webkit/fileapi/file_system_operation.h
===================================================================
--- webkit/fileapi/file_system_operation.h	(revision 74905)
+++ webkit/fileapi/file_system_operation.h	(working copy)
@@ -31,7 +31,9 @@
 namespace fileapi {
 
 class FileSystemCallbackDispatcher;
+class FileSystemFileUtilProxy;
 class FileSystemContext;
+class FileSystemOperationContext;
 class FileWriterDelegate;
 
 // This class is designed to serve one-time file system operation per instance.
@@ -55,7 +57,7 @@
                   bool exclusive);
   void CreateDirectory(const FilePath& path,
                        bool exclusive,
-                       bool recursive);
+                       bool);
   void Copy(const FilePath& src_path,
             const FilePath& dest_path);
   void Move(const FilePath& src_path,
@@ -172,6 +174,7 @@
   scoped_ptr<FileSystemCallbackDispatcher> dispatcher_;
 
   scoped_refptr<FileSystemContext> file_system_context_;
+  scoped_ptr<FileSystemOperationContext> file_system_operation_context_;
 
   base::ScopedCallbackFactory<FileSystemOperation> callback_factory_;