More fixes for failures on the Windows bot

pkg/analysis_server/test/analysis/get_errors_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.analysis.get_errors;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/domain_analysis.dart';
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
 import '../analysis_abstract.dart';
+import '../utils.dart';
 
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   defineReflectiveTests(GetErrorsTest);
 }
 
 @reflectiveTest
 class GetErrorsTest extends AbstractAnalysisTest {
   static const String requestId = 'test-getError';
 
   @override
   void setUp() {
     super.setUp();
@@ skipping 14 matching lines @@
     });
   }
 
   test_fileDoesNotExist() {
     String file = '$projectPath/doesNotExist.dart';
     return _checkInvalid(file);
   }
 
   test_fileWithoutContext() {
     String file = '/outside.dart';
-    addFile(file, '''
+    addFile(
+        file,
+        '''
 main() {
   print(42);
 }
 ''');
     return _checkInvalid(file);
   }
 
   test_hasErrors() {
     addTestFile('''
 main() {
@@ skipping 56 matching lines @@
     return new AnalysisGetErrorsParams(testFile).toRequest(requestId);
   }
 
   Future<List<AnalysisError>> _getErrors(String file) {
     Request request = _createGetErrorsRequest();
     return serverChannel.sendRequest(request).then((Response response) {
       return new AnalysisGetErrorsResult.fromResponse(response).errors;
     });
   }
 }