Pull in test_reflective_loader 0.0.4 and switch analyzer to it.

pkg/analyzer/test/src/summary/package_bundle_reader_test.dart

Index: pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
diff --git a/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart b/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
index 31f5bde27b975d2bdee475a719657755e3533eaf..663147f1c138d8d37ef859bf99cdec105198bd66 100644
--- a/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
+++ b/pkg/analyzer/test/src/summary/package_bundle_reader_test.dart
@@ -11,15 +11,14 @@ import 'package:analyzer/src/task/dart.dart';
 import 'package:analyzer/src/util/fast_uri.dart';
 import 'package:analyzer/task/dart.dart';
 import 'package:analyzer/task/general.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:typed_mock/typed_mock.dart';
 import 'package:unittest/unittest.dart';
 
-import '../../reflective_tests.dart';
-
 main() {
   groupSep = ' | ';
-  runReflectiveTests(ResynthesizerResultProviderTest);
-  runReflectiveTests(SummaryDataStoreTest);
+  defineReflectiveTests(ResynthesizerResultProviderTest);
+  defineReflectiveTests(SummaryDataStoreTest);
 }
 
 UnlinkedPublicNamespace _namespaceWithParts(List<String> parts) {