pub trait PrintTraitRefExt<'tcx> {
// Required methods
fn print_only_trait_path(self) -> TraitRefPrintOnlyTraitPath<'tcx>;
fn print_trait_sugared(self) -> TraitRefPrintSugared<'tcx>;
fn print_only_trait_name(self) -> TraitRefPrintOnlyTraitName<'tcx>;
}