{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"///"}]}
    /// to its associated type items that correspond to the RPITITs in its signature.
    /// Given the `item_def_id` of a trait or impl, return a mapping from associated fn def id
    query associated_types_for_impl_traits_in_trait_or_impl(item_def_id: DefId) -> &'tcx DefIdMap<Vec<DefId>> {