Fix for false positive in field (not-)overriding.

pkg/analyzer/test/generated/hint_code_test.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer.test.generated.hint_code_test;
 
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:unittest/unittest.dart';
@@ skipping 2029 matching lines @@
     Source source = addSource(r'''
 m(x) {
   while (x?.a) {}
 }
 ''');
     computeLibrarySourceErrors(source);
     assertErrors(source, [HintCode.NULL_AWARE_IN_CONDITION]);
     verify([source]);
   }
 
-  void test_overrideOnNonOverridingGetter_field_invalid() {
+  void test_overrideOnNonOverridingField_invalid() {
     Source source = addSource(r'''
 library dart.core;
 const override = null;
 class A {
 }
 class B extends A {
   @override
   final int m = 1;
 }''');
     computeLibrarySourceErrors(source);
-    assertErrors(source, [HintCode.OVERRIDE_ON_NON_OVERRIDING_GETTER]);
+    assertErrors(source, [HintCode.OVERRIDE_ON_NON_OVERRIDING_FIELD]);
     verify([source]);
   }
 
   void test_overrideOnNonOverridingGetter_invalid() {
     Source source = addSource(r'''
 library dart.core;
 const override = null;
 class A {
 }
 class B extends A {
@@ skipping 1822 matching lines @@
   n() {
     var a = m(), b = m();
   }
 }''');
     computeLibrarySourceErrors(source);
     assertErrors(
         source, [HintCode.USE_OF_VOID_RESULT, HintCode.USE_OF_VOID_RESULT]);
     verify([source]);
   }
 }