Extract object creation methods for use by a future test class

pkg/analysis_server/test/src/plugin/result_merger_test.dart

Index: pkg/analysis_server/test/src/plugin/result_merger_test.dart
diff --git a/pkg/analysis_server/test/src/plugin/result_merger_test.dart b/pkg/analysis_server/test/src/plugin/result_merger_test.dart
index f693915f44edf02c22bd8531f9d656caf460cdc9..aa4213f146ee22de93ef28ab6c3a7a3121af5af9 100644
--- a/pkg/analysis_server/test/src/plugin/result_merger_test.dart
+++ b/pkg/analysis_server/test/src/plugin/result_merger_test.dart
@@ -9,10 +9,6 @@ import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 main() {
-  /*
-    import 'result_merger_test.dart' as result_merger_test;
-    result_merger_test.main();
-   */
   defineReflectiveSuite(() {
     defineReflectiveTests(ResultMergerTest);
   });