| Index: runtime/bin/socket_stream_impl.dart
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| diff --git a/runtime/bin/socket_stream_impl.dart b/runtime/bin/socket_stream_impl.dart
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| index f92754b0053a082c935d6fb7190c2698a133bac0..c50f64a85a57a881ebf5d8f6b7673111e37a21e8 100644
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| --- a/runtime/bin/socket_stream_impl.dart
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| +++ b/runtime/bin/socket_stream_impl.dart
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| @@ -108,6 +108,10 @@ class _SocketOutputStream
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|          buffer, offset, (len == null) ? buffer.length - offset : len, true);
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|    }
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|  
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| +  void flush() {
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| +    // Nothing to do on a socket output stream.
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| +  }
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| +
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|    void close() {
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|      if (_closing && _closed) return;
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|      if (!_pendingWrites.isEmpty()) {
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| 
 |