{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"GenericParamDefKind::Type"}]}
                GenericParamDefKind::Type { .. } => {
            .extend_to(tcx, impl_ty.def_id, |param, _| match param.kind {
                    let kind = ty::BoundTyKind::Param(param.def_id);