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

webkit/plugins/ppapi/ppb_directory_reader_impl.h

Index: webkit/plugins/ppapi/ppb_directory_reader_impl.h
===================================================================
--- webkit/plugins/ppapi/ppb_directory_reader_impl.h	(revision 72915)
+++ webkit/plugins/ppapi/ppb_directory_reader_impl.h	(working copy)
@@ -35,14 +35,14 @@
   int32_t GetNextEntry(PP_DirectoryEntry_Dev* entry,
                        PP_CompletionCallback callback);
 
-  void AddNewEntries(const std::vector<base::FileUtilProxy::Entry>& entries,
+  void AddNewEntries(const std::vector<base::FileUtilProxyBase::Entry>& entries,
                      bool has_more);
 
  private:
   bool FillUpEntry();
 
   scoped_refptr<PPB_FileRef_Impl> directory_ref_;
-  std::queue<base::FileUtilProxy::Entry> entries_;
+  std::queue<base::FileUtilProxyBase::Entry> entries_;
   bool has_more_;
   PP_DirectoryEntry_Dev* entry_;
 };