Centralized event streams

runtime/observatory/tests/service/debugger_inspect_test.dart

Index: runtime/observatory/tests/service/debugger_inspect_test.dart
diff --git a/runtime/observatory/tests/service/debugger_inspect_test.dart b/runtime/observatory/tests/service/debugger_inspect_test.dart
index 1f7fe314fce44813646ac0b21baf2ab516936831..269a1234596d22eca8c21bd2103b77a2b2338d0c 100644
--- a/runtime/observatory/tests/service/debugger_inspect_test.dart
+++ b/runtime/observatory/tests/service/debugger_inspect_test.dart
@@ -26,7 +26,7 @@ var tests = [
   var subscription;
   subscription = stream.listen((ServiceEvent event) {
     if (event.kind == ServiceEvent.kInspect) {
-      expect((event.inspectee as Instance).clazz.name, equals('Point'));
+      expect(event.inspectee.clazz.name, equals('Point'));
       subscription.cancel();
       completer.complete();
     }