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

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

Index: pkg/analyzer/test/src/dart/sdk/test_all.dart
diff --git a/pkg/analyzer/test/src/dart/sdk/test_all.dart b/pkg/analyzer/test/src/dart/sdk/test_all.dart
index 8052c9edeba4a5a05599efb17b42d3d43ff766ee..58804bcd2cb0b77c3bfddf0240b2e3d3d188f3f5 100644
--- a/pkg/analyzer/test/src/dart/sdk/test_all.dart
+++ b/pkg/analyzer/test/src/dart/sdk/test_all.dart
@@ -4,7 +4,7 @@
 
 library analyzer.test.src.dart.sdk.test_all;
 
-import 'package:unittest/unittest.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../../../utils.dart';
 import 'sdk_test.dart' as sdk;
@@ -12,7 +12,7 @@ import 'sdk_test.dart' as sdk;
 /// Utility for manually running all tests.
 main() {
   initializeTestEnvironment();
-  group('sdk tests', () {
+  defineReflectiveSuite(() {
     sdk.main();
-  });
+  }, name: 'sdk');
 }