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

pkg/analyzer/test/instrumentation/instrumentation_test.dart

Index: pkg/analyzer/test/instrumentation/instrumentation_test.dart
diff --git a/pkg/analyzer/test/instrumentation/instrumentation_test.dart b/pkg/analyzer/test/instrumentation/instrumentation_test.dart
index e6cafc002b54c02e9eef3910fdec7a164b239bef..8eff1cf050305e4182f71becf4ced4b8ed0bd1b4 100644
--- a/pkg/analyzer/test/instrumentation/instrumentation_test.dart
+++ b/pkg/analyzer/test/instrumentation/instrumentation_test.dart
@@ -7,14 +7,12 @@ library analyzer.test.instrumentation.instrumentation_test;
 import 'dart:async';
 
 import 'package:analyzer/instrumentation/instrumentation.dart';
+import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 
 main() {
-  group('instrumentation', () {
-    defineReflectiveTests(InstrumentationServiceTest);
-    defineReflectiveTests(MulticastInstrumentationServerTest);
-  });
+  defineReflectiveTests(InstrumentationServiceTest);
+  defineReflectiveTests(MulticastInstrumentationServerTest);
 }
 
 @reflectiveTest