Index: pkg/front_end/lib/src/fasta/builder/named_type_builder.dart |
diff --git a/pkg/front_end/lib/src/fasta/builder/named_type_builder.dart b/pkg/front_end/lib/src/fasta/builder/named_type_builder.dart |
index b8232bc3395f5a54743796c44a1dec27461780a7..b758c2db7be5b40c732fea57ac76f178cf87a4bf 100644 |
--- a/pkg/front_end/lib/src/fasta/builder/named_type_builder.dart |
+++ b/pkg/front_end/lib/src/fasta/builder/named_type_builder.dart |
@@ -21,7 +21,7 @@ abstract class NamedTypeBuilder<T extends TypeBuilder> extends TypeBuilder { |
TypeDeclarationBuilder get builder; |
- void set builder(TypeDeclarationBuilder b); |
+ void set builder(covariant TypeDeclarationBuilder b); |
NamedTypeBuilder(this.name, this.arguments); |