Chromium Code Reviews| Index: sdk/lib/io/io_sink.dart | 
| diff --git a/sdk/lib/io/io_sink.dart b/sdk/lib/io/io_sink.dart | 
| index ace6f92f696f5e1e56ae1c01f18cf24d8269aed7..9bc3bacf67c49d2def7d38e604c258d94683aa27 100644 | 
| --- a/sdk/lib/io/io_sink.dart | 
| +++ b/sdk/lib/io/io_sink.dart | 
| @@ -177,7 +177,7 @@ class _IOSinkImpl<T> implements IOSink<T> { | 
| _controller.close(); | 
| } | 
| }, | 
| - onError: _controller.signalError); | 
| + onError: _controller.addError); | 
| if (_paused) _pause(); | 
| if (unbind) { | 
| _pipeFuture |