More fixes for failures on the Windows bot

pkg/analysis_server/test/server_options_test.dart

 // Copyright (c) 2015, 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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library analysis_server.test.server_options;
 
 import 'package:analysis_server/src/server_options.dart';
 import 'package:unittest/unittest.dart';
 
+import 'utils.dart';
+
 void main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
 
   group('server_options', () {
     test('basic - []', () {
       var options = new ServerOptions.fromContents('''# ignored
 foo: bar
 baz: padded   
 ''');
       expect(options['foo'], equals('bar'));
       expect(options['baz'], equals('padded'));
     });
@@ skipping 13 matching lines @@
     test('basic - getStringValue', () {
       var options = new ServerOptions.fromContents('''foo: someValue
 ''');
       expect(options.getStringValue('foo'), equals('someValue'));
       expect(options.getStringValue('not_there'), isNull);
       expect(options.getStringValue('not_there', defaultValue: 'bar'),
           equals('bar'));
     });
   });
 }