change to a struct variant

compiler/rustc_resolve/src/late/diagnostics.rs

@@ -1189,7 +1189,7 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
                     Applicability::HasPlaceholders,
                 );
             }
-            (Res::SelfTy(..), _) if ns == ValueNS => {
+            (Res::SelfTy { .. }, _) if ns == ValueNS => {
                 err.span_label(span, fallback_label);
                 err.note("can't use `Self` as a constructor, you must use the implemented struct");
             }

compiler/rustc_resolve/src/late/lifetimes.rs

@@ -2793,7 +2793,7 @@ impl<'a, 'tcx> LifetimeContext<'a, 'tcx> {
                 // Look for `self: &'a Self` - also desugared from `&'a self`,
                 // and if that matches, use it for elision and return early.
                 fn is_self_ty(&self, res: Res) -> bool {
-                    if let Res::SelfTy(..) = res {
+                    if let Res::SelfTy { .. } = res {
                         return true;
                     }