Use package:test_reflective_loader instead of reflective_tests.

pkg/analysis_server/test/domain_analysis_test.dart

Index: pkg/analysis_server/test/domain_analysis_test.dart
diff --git a/pkg/analysis_server/test/domain_analysis_test.dart b/pkg/analysis_server/test/domain_analysis_test.dart
index 7037f60fc2d840a4ae8334f6333caa72551b1fe5..881315a1b24bcf8e0e01254b268c8034a3106f74 100644
--- a/pkg/analysis_server/test/domain_analysis_test.dart
+++ b/pkg/analysis_server/test/domain_analysis_test.dart
@@ -13,18 +13,18 @@ import 'package:analysis_server/src/protocol.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/instrumentation/instrumentation.dart';
 import 'package:path/path.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
 import 'analysis_abstract.dart';
 import 'mock_sdk.dart';
 import 'mocks.dart';
-import 'reflective_tests.dart';
 
 main() {
   groupSep = ' | ';
 
-  runReflectiveTests(AnalysisDomainTest);
-  runReflectiveTests(SetSubscriptionsTest);
+  defineReflectiveTests(AnalysisDomainTest);
+  defineReflectiveTests(SetSubscriptionsTest);
 
   MockServerChannel serverChannel;
   MemoryResourceProvider resourceProvider;