Use package:test_reflective_loader instead of reflective_tests.

pkg/analysis_server/test/services/refactoring/rename_class_member_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.rename_class_member;
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/services/correction/status.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
-import '../../reflective_tests.dart';
 import 'abstract_rename.dart';
 
 main() {
   groupSep = ' | ';
-  runReflectiveTests(RenameClassMemberTest);
+  defineReflectiveTests(RenameClassMemberTest);
 }
 
 @reflectiveTest
 class RenameClassMemberTest extends RenameRefactoringTest {
   test_checkFinalConditions_hasMember_MethodElement() async {
     indexTestUnit('''
 class A {
   test() {}
   newName() {} // existing
 }
@@ skipping 670 matching lines @@
     // validate change
     return assertSuccessfulRefactoring('''
 class A<NewName> {
   NewName field;
   List<NewName> items;
   NewName method(NewName p) => null;
 }
 ''');
   }
 }