Issue 28027. Move Null to the bottom in the Analyzer.

pkg/analyzer/test/generated/hint_code_test.dart

Index: pkg/analyzer/test/generated/hint_code_test.dart
diff --git a/pkg/analyzer/test/generated/hint_code_test.dart b/pkg/analyzer/test/generated/hint_code_test.dart
index 07096ce70c973641298e86db84e2566f1924c2f1..52b0febf25bf92c570fbce05e5e66a5dc5004015 100644
--- a/pkg/analyzer/test/generated/hint_code_test.dart
+++ b/pkg/analyzer/test/generated/hint_code_test.dart
@@ -168,16 +168,6 @@ n(int i) {}''');
     verify([source]);
   }
 
-  test_async_future_object_without_return() async {
-    Source source = addSource('''
-import 'dart:async';
-Future<Object> f() async {}
-''');
-    await computeAnalysisResult(source);
-    assertErrors(source, [HintCode.MISSING_RETURN]);
-    verify([source]);
-  }
-
   test_canBeNullAfterNullAware_false_methodInvocation() async {
     Source source = addSource(r'''
 m(x) {