{"ast_node_type":"variable","tokens":[{"end":90,"kind":"keyword","start":0,"text":"let"}]}
        let data = override_def_path_data.unwrap_or_else(|| def_kind.def_path_data(name));
    ) -> TyCtxtFeed<'tcx, LocalDefId> {
        // The following call has the side effect of modifying the tables inside `definitions`.