public void unregisterActions( IWorkbenchPart part ){
IKeyBindingService service = part.getSite().getKeyBindingService();
service.unregisterAction(getBACKWARD_HISTORYAction());
service.unregisterAction(getFORWARD_HISTORYAction());
service.unregisterAction(getCOPYAction(part));
service.unregisterAction(getCUTAction(part));
service.unregisterAction(getDELETEAction());
service.unregisterAction(getPASTEAction(part));
service.unregisterAction(getREDOAction());