More fixes for failures on the Windows bot

pkg/analysis_server/test/search/member_references_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.search.member_references;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
+import '../utils.dart';
 import 'abstract_search_domain.dart';
 
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   defineReflectiveTests(MemberReferencesTest);
 }
 
 @reflectiveTest
 class MemberReferencesTest extends AbstractSearchDomainTest {
   void assertHasRef(SearchResultKind kind, String search, bool isPotential) {
     assertHasResult(kind, search);
     expect(result.isPotential, isPotential);
   }
 
@@ skipping 78 matching lines @@
   b.foo(20);
 }
 ''');
     await findMemberReferences('foo');
     assertHasRef(SearchResultKind.INVOCATION, 'foo(1)', false);
     assertHasRef(SearchResultKind.INVOCATION, 'foo(2)', false);
     assertHasRef(SearchResultKind.INVOCATION, 'foo(10)', true);
     assertHasRef(SearchResultKind.INVOCATION, 'foo(20)', true);
   }
 }