RawSocketOption (#69)

diff --git a/lib/src/http_impl.dart b/lib/src/http_impl.dart
index 79a890b..b7ea42e 100644
--- a/lib/src/http_impl.dart
+++ b/lib/src/http_impl.dart
@@ -2763,6 +2763,14 @@
     return _socket.setOption(option, enabled);
   }
 
+  Uint8List getRawOption(RawSocketOption option) {
+    return _socket.getRawOption(option);
+  }
+
+  void setRawOption(RawSocketOption option) {
+    _socket.setRawOption(option);
+  }
+
   Map _toJSON(bool ref) {
     return (_socket as dynamic)._toJSON(ref);
   }