Switch 'analyzer' to 'package:test' and test_reflective_loader ^0.1.0.

pkg/analyzer/test/src/context/test_all.dart

Index: pkg/analyzer/test/src/context/test_all.dart
diff --git a/pkg/analyzer/test/src/context/test_all.dart b/pkg/analyzer/test/src/context/test_all.dart
index d0f1619c6ce66f7c99a0a55603b3c3c14b0a25b5..2ecd34f3b71f99f4328ac47954b1e79c35189ee3 100644
--- a/pkg/analyzer/test/src/context/test_all.dart
+++ b/pkg/analyzer/test/src/context/test_all.dart
@@ -4,7 +4,7 @@
 
 library analyzer.test.src.context.test_all;
 
-import 'package:unittest/unittest.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../../utils.dart';
 import 'builder_test.dart' as builder_test;
@@ -14,9 +14,9 @@ import 'context_test.dart' as context_test;
 /// Utility for manually running all tests.
 main() {
   initializeTestEnvironment();
-  group('context tests', () {
+  defineReflectiveSuite(() {
     builder_test.main();
     cache_test.main();
     context_test.main();
-  });
+  }, name: 'context');
 }