More fixes for failures on the Windows bot

pkg/analysis_server/test/analysis/get_errors_test.dart

Index: pkg/analysis_server/test/analysis/get_errors_test.dart
diff --git a/pkg/analysis_server/test/analysis/get_errors_test.dart b/pkg/analysis_server/test/analysis/get_errors_test.dart
index 4cc0a2f313fee6daf2dcf5dd53a8c8bc44ee74e7..ee73e436ce2f5965de386aeaca10cfd404cf83a5 100644
--- a/pkg/analysis_server/test/analysis/get_errors_test.dart
+++ b/pkg/analysis_server/test/analysis/get_errors_test.dart
@@ -13,9 +13,10 @@ 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);
 }
 
@@ -50,7 +51,9 @@ main() {
 
   test_fileWithoutContext() {
     String file = '/outside.dart';
-    addFile(file, '''
+    addFile(
+        file,
+        '''
 main() {
   print(42);
 }