Cleanup

Author: jackh726

clippy_lints/src/needless_pass_by_value.rs

@@ -115,8 +115,7 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessPassByValue {
             .filter(|p| !p.is_global())
             .filter_map(|obligation| {
                 // Note that we do not want to deal with qualified predicates here.
-                let binder = obligation.predicate.bound_atom();
-                match binder.skip_binder() {
+                match obligation.predicate.bound_atom().skip_binder() {
                     ty::PredicateAtom::Trait(pred, _) if !pred.has_escaping_bound_vars() => {
                         if pred.def_id() == sized_trait {
                             return None;