Index: sdk/lib/html/dartium/html_dartium.dart |
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart |
index 03a0b914590bb55bf8d7eec6ec7018da7b09312c..a2fccd6234f3da2ff789b2e7f2c853431f4dc6c8 100644 |
--- a/sdk/lib/html/dartium/html_dartium.dart |
+++ b/sdk/lib/html/dartium/html_dartium.dart |
@@ -28062,7 +28062,9 @@ class _EventStream<T extends Event> extends Stream<T> { |
_EventStream(this._target, this._eventType, this._useCapture); |
// DOM events are inherently multi-subscribers. |
- Stream<T> asBroadcastStream() => this; |
+ Stream<T> asBroadcastStream({void onListen(StreamSubscription subscription), |
+ void onCancel(StreamSubscription subscription)}) |
+ => this; |
bool get isBroadcast => true; |
StreamSubscription<T> listen(void onData(T event), |