diff -r 3b165c127690 -r 6277a9469dff mercurial/changegroup.py
--- a/mercurial/changegroup.py	Mon Sep 20 16:00:15 2010 -0500
+++ b/mercurial/changegroup.py	Mon Sep 20 16:14:05 2010 -0500
@@ -143,6 +143,8 @@
         return self._stream.seek(pos)
     def tell(self):
         return self._stream.tell()
+    def close(self):
+        return self._stream.close()
 
     def chunklength(self):
         d = self.read(4)