Update the Angular/DI tests to latest from github.

third_party/pkg/angular/test/directive/ng_events_spec.dart

Index: third_party/pkg/angular/test/directive/ng_events_spec.dart
diff --git a/third_party/pkg/angular/test/directive/ng_events_spec.dart b/third_party/pkg/angular/test/directive/ng_events_spec.dart
index 82a526c2118ad7ac74fe9f9db14cd8a4f3ea693d..39cdfee351ec1283f9453e19b4f32df85ebf1573 100644
--- a/third_party/pkg/angular/test/directive/ng_events_spec.dart
+++ b/third_party/pkg/angular/test/directive/ng_events_spec.dart
@@ -16,8 +16,8 @@ void addTest(String name, [String eventType='MouseEvent', String eventName]) {
     it('should evaluate the expression on $name', inject(() {
       _.compile('<button ng-$name="abc = true; event = \$event"></button>');
       _.triggerEvent(_.rootElement, eventName, eventType);
-      expect(_.rootScope['abc']).toEqual(true);
-      expect(_.rootScope['event'] is dom.UIEvent).toEqual(true);
+      expect(_.rootScope.context['abc']).toEqual(true);
+      expect(_.rootScope.context['event'] is dom.UIEvent).toEqual(true);
     }));
   });
 }