don't redundantly repeat field names (clippy::redundant_field_names)

src/librustc_infer/traits/project.rs

@@ -23,7 +23,7 @@ pub type NormalizedTy<'tcx> = Normalized<'tcx, Ty<'tcx>>;
 
 impl<'tcx, T> Normalized<'tcx, T> {
     pub fn with<U>(self, value: U) -> Normalized<'tcx, U> {
-        Normalized { value: value, obligations: self.obligations }
+        Normalized { value, obligations: self.obligations }
     }
 }
 

src/librustc_infer/traits/util.rs

@@ -47,7 +47,7 @@ struct PredicateSet<'tcx> {
 
 impl PredicateSet<'tcx> {
     fn new(tcx: TyCtxt<'tcx>) -> Self {
-        Self { tcx: tcx, set: Default::default() }
+        Self { tcx, set: Default::default() }
     }
 
     fn insert(&mut self, pred: &ty::Predicate<'tcx>) -> bool {

src/librustc_trait_selection/traits/select.rs

@@ -2792,7 +2792,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
                 trait_def_id, trait_obligations
             );
 
-            VtableTraitAliasData { alias_def_id, substs: substs, nested: trait_obligations }
+            VtableTraitAliasData { alias_def_id, substs, nested: trait_obligations }
         })
     }