Replace @ReflectiveTestCase() with @reflectiveTest.

pkg/analysis_server/test/services/completion/local_computer_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.completion.dart.local;
 
 import 'package:analysis_server/src/protocol_server.dart';
 import 'package:analysis_server/src/services/completion/dart_completion_manager.dart';
 import 'package:analysis_server/src/services/completion/local_computer.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../reflective_tests.dart';
 import 'completion_test_util.dart';
 
 main() {
   groupSep = ' | ';
   runReflectiveTests(LocalComputerTest);
 }
 
-@ReflectiveTestCase()
+@reflectiveTest
 class LocalComputerTest extends AbstractSelectorSuggestionTest {
 
   @override
   CompletionSuggestion assertSuggestLocalField(String name, String type,
       [int relevance = COMPLETION_RELEVANCE_DEFAULT]) {
     return assertSuggestField(name, type, relevance: relevance);
   }
 
   @override
   void setUpComputer() {
@@ skipping 271 matching lines @@
       break;
     foo: case 2:
       continue ^;
     case 3:
       break;
 ''');
     expect(computeFast(), isTrue);
     assertSuggestLabel('foo');
   }
 }