Compile fixes

Author: oisyn

crates/rustc_codegen_spirv/src/attr.rs

@@ -472,14 +472,9 @@ impl<'tcx> Visitor<'tcx> for CheckSpirvAttrVisitor<'tcx> {
         intravisit::walk_expr(self, expr);
     }
 
-    fn visit_variant(
-        &mut self,
-        variant: &'tcx hir::Variant<'tcx>,
-        generics: &'tcx hir::Generics<'tcx>,
-        item_id: HirId,
-    ) {
+    fn visit_variant(&mut self, variant: &'tcx hir::Variant<'tcx>) {
         self.check_spirv_attributes(variant.id, Target::Variant);
-        intravisit::walk_variant(self, variant, generics, item_id);
+        intravisit::walk_variant(self, variant);
     }
 
     fn visit_param(&mut self, param: &'tcx hir::Param<'tcx>) {