Make sure to close when _BaseDataInputStream reaches the end

runtime/bin/stream_util.dart

Index: runtime/bin/stream_util.dart
diff --git a/runtime/bin/stream_util.dart b/runtime/bin/stream_util.dart
index 9175cce246badbede9a431c68fd9ce23011c7522..344b9e54c1286c145ef32e54b4a79e2841767a2f 100644
--- a/runtime/bin/stream_util.dart
+++ b/runtime/bin/stream_util.dart
@@ -82,6 +82,7 @@ class _BaseDataInputStream {
           _scheduledDataCallback = new Timer(issueDataCallback, 0);
         }
       } else if (_streamMarkedClosed && !_closeCallbackCalled) {
+        _close();
         _scheduledCloseCallback = new Timer(issueCloseCallback, 0);
         _closeCallbackCalled = true;
       }