@interface DOCFileRenamingSupport : NSObject + (id)fallbackRename:(id)a0 toProposedName:(id)a1 error:(id *)a2; + (id)_filteredNameForName:(id)a0 error:(id *)a1; + (id)_urlForProposedName:(id)a0 originalURL:(id)a1 error:(id *)a2; + (BOOL)_validateFileName:(id)a0 error:(id *)a1; @end