(TBR) Add missed file

pkg/analysis_server/test/utils.dart

Index: pkg/analysis_server/test/utils.dart
diff --git a/utils/tests/testrunner/non_browser_tests/non_browser_toast.dart b/pkg/analysis_server/test/utils.dart
old mode 100755
new mode 100644
similarity index 54%
copy from utils/tests/testrunner/non_browser_tests/non_browser_toast.dart
copy to pkg/analysis_server/test/utils.dart
index fa32af371bfb738b947a2e9188a4309068411380..2ca53b757dcc3bb13a19410b6eac033adea0cffb
--- a/utils/tests/testrunner/non_browser_tests/non_browser_toast.dart
+++ b/pkg/analysis_server/test/utils.dart
@@ -2,15 +2,13 @@
 // 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 testrunner_test;
+library analysis_server.test.utils;
 
+import 'package:analyzer/src/generated/java_io.dart';
+import 'package:path/path.dart' as path;
 import 'package:unittest/unittest.dart';
 
-main() {
-  group('foo', () {
-    test('bar', () {
-      expect(true, isTrue);
-    });
-  });
+void initializeTestEnvironment() {
+  groupSep = ' | ';
+  JavaFile.pathContext = path.posix;
 }
-