Replace @ReflectiveTestCase() with @reflectiveTest.

pkg/analysis_server/test/domain_completion_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.domain.completion;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/channel/channel.dart';
@@ skipping 18 matching lines @@
 import 'mock_sdk.dart';
 import 'mocks.dart';
 import 'reflective_tests.dart';
 
 main() {
   groupSep = ' | ';
   runReflectiveTests(CompletionManagerTest);
   runReflectiveTests(CompletionTest);
 }
 
-@ReflectiveTestCase()
+@reflectiveTest
 class CompletionManagerTest extends AbstractAnalysisTest {
   AnalysisDomainHandler analysisDomain;
   Test_CompletionDomainHandler completionDomain;
   Request request;
   int requestCount = 0;
   String testFile2 = '/project/bin/test2.dart';
 
   AnalysisServer createAnalysisServer(Index index) {
     return new Test_AnalysisServer(
         super.serverChannel,
@@ skipping 185 matching lines @@
     return pumpEventQueue().then((_) {
       expect(completionDomain.manager, isNotNull);
       ChangeSet changeSet = new ChangeSet();
       changeSet.removedSource(completionDomain.manager.source);
       completionDomain.sourcesChanged(new SourcesChangedEvent(changeSet));
       expect(completionDomain.manager, isNull);
     });
   }
 }
 
-@ReflectiveTestCase()
+@reflectiveTest
 class CompletionTest extends AbstractAnalysisTest {
   String completionId;
   int completionOffset;
   int replacementOffset;
   int replacementLength;
   List<CompletionSuggestion> suggestions = [];
   bool suggestionsDone = false;
 
   String addTestFile(String content) {
     completionOffset = content.indexOf('^');
@@ skipping 370 matching lines @@
 
   void contextsChangedRaw(ContextsChangedEvent newEvent) {
     super.contextsChanged(newEvent);
   }
 
   CompletionManager createCompletionManager(AnalysisContext context,
       Source source, SearchEngine searchEngine) {
     return new MockCompletionManager(mockContext, source, searchEngine);
   }
 }