Replace @ReflectiveTestCase() with @reflectiveTest.

pkg/analysis_server/test/services/refactoring/naming_conventions_test.dart

 // Copyright (c) 2014, 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 test.services.refactoring.naming_conventions;
 
 import 'package:analysis_server/src/protocol.dart' show
     RefactoringProblemSeverity;
 import 'package:analysis_server/src/services/refactoring/naming_conventions.dart';
 import 'package:analysis_server/src/services/refactoring/refactoring.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../reflective_tests.dart';
 import 'abstract_refactoring.dart';
 
 
 main() {
   groupSep = ' | ';
   runReflectiveTests(NamingConventionsTest);
 }
 
 
-@ReflectiveTestCase()
+@reflectiveTest
 class NamingConventionsTest extends RefactoringTest {
   @override
   Refactoring get refactoring => null;
 
   void test_validateClassName_doesNotStartWithLowerCase() {
     assertRefactoringStatus(
         validateClassName("newName"),
         RefactoringProblemSeverity.WARNING,
         expectedMessage: "Class name should start with an uppercase letter.");
   }
@@ skipping 687 matching lines @@
     assertRefactoringStatusOK(validateVariableName("new_name"));
   }
 
   void test_validateVariableName_trailingBlanks() {
     assertRefactoringStatus(
         validateVariableName("newName "),
         RefactoringProblemSeverity.FATAL,
         expectedMessage: "Variable name must not start or end with a blank.");
   }
 }