Allow matchingTarget to also include the currentTarget.

tests/html/element_test.dart

Index: tests/html/element_test.dart
diff --git a/tests/html/element_test.dart b/tests/html/element_test.dart
index 43d0bc5f02618410064b6669faa21b0fdc3598b9..3d6c8ee242a4670f53dd2d0187f5596a93255fc2 100644
--- a/tests/html/element_test.dart
+++ b/tests/html/element_test.dart
@@ -780,6 +780,13 @@ main() {
         expect(event.target, clickOne);
         expect(event.matchingTarget, selectorOne);
       }));
+
+      selectorOne.onClick.matches('.selector').listen(expectAsync1(
+          (Event event) {
+        expect(event.currentTarget, selectorOne);
+        expect(event.target, clickOne);
+        expect(event.matchingTarget, selectorOne);
+      }));
       clickOne.click();
 
       Element elem = new Element.div()..classes.addAll(['a', 'b']);