{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"//"}]}
        // associated types that require `Self: Sized` do not show up in the built-in
    for associated_type_def_id in cx.associated_type_def_ids(trait_ref.def_id) {
        // implementation of `Trait for dyn Trait`, and can be dropped here.