diff --git a/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.strong.transformed.expect b/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.strong.transformed.expect
index b1d004c8bfd..e20408903db 100644
--- a/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.strong.transformed.expect
+++ b/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.strong.transformed.expect
@@ -1,8 +1,6 @@
 //
 // Problems outside component:
 //
-// pkg/front_end/testcases/class_modifiers/ffi_exception.dart: Error: Class 'NativeType' cannot be extended or implemented.
-//
 // pkg/front_end/testcases/class_modifiers/ffi_exception.dart: Error: Class 'Object' cannot be extended or implemented.
 //
 library /*isNonNullableByDefault*/;
diff --git a/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.weak.transformed.expect b/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.weak.transformed.expect
index b1d004c8bfd..e20408903db 100644
--- a/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.weak.transformed.expect
+++ b/pkg/front_end/testcases/class_modifiers/ffi_exception.dart.weak.transformed.expect
@@ -1,8 +1,6 @@
 //
 // Problems outside component:
 //
-// pkg/front_end/testcases/class_modifiers/ffi_exception.dart: Error: Class 'NativeType' cannot be extended or implemented.
-//
 // pkg/front_end/testcases/class_modifiers/ffi_exception.dart: Error: Class 'Object' cannot be extended or implemented.
 //
 library /*isNonNullableByDefault*/;
diff --git a/pkg/vm/lib/transformations/ffi/use_sites.dart b/pkg/vm/lib/transformations/ffi/use_sites.dart
index ea3cbe6c521..1e96ef79680 100644
--- a/pkg/vm/lib/transformations/ffi/use_sites.dart
+++ b/pkg/vm/lib/transformations/ffi/use_sites.dart
@@ -785,12 +785,6 @@ mixin _FfiUseSiteTransformer on FfiTransformer {
       }
     }
 
-    for (final parent in nativeTypesClasses.values) {
-      if (hierarchy.isSubtypeOf(klass, parent)) {
-        return parent;
-      }
-    }
-
     return null;
   }