More fixes for failures on the Windows bot

pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart

Index: pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
diff --git a/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart b/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
index 11f3f8a141b2adc34c3f503dde795ee9f5c20170..a629d3e5bb99a6dc9c83c1510eb10134787eca14 100644
--- a/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
+++ b/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
@@ -11,12 +11,12 @@ import 'package:analysis_server/src/services/correction/status.dart';
 import 'package:analysis_server/src/services/refactoring/refactoring.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 
+import '../../utils.dart';
 import 'abstract_refactoring.dart';
 
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   defineReflectiveTests(ConvertMethodToGetterTest);
 }
 
@@ -89,7 +89,9 @@ main(A a, B b, C c, D d) {
   }
 
   test_change_multipleFiles() {
-    indexUnit('/other.dart', r'''
+    indexUnit(
+        '/other.dart',
+        r'''
 class A {
   int test() => 1;
 }