diff -r ec75c94262a5 -r 945e9516b435 hgext/chgserver.py
--- a/hgext/chgserver.py	Tue Mar 01 04:53:43 2016 +0000
+++ b/hgext/chgserver.py	Sat Feb 27 21:17:37 2016 +0900
@@ -627,8 +627,6 @@
             'chgserver', 'idletimeout', self.server.idletimeout)
         self.server.startautoexitthread()
         self._createsymlink()
-        # avoid writing "listening at" message to stdout before attachio
-        # request, which calls setvbuf()
 
     def _inithashstate(self):
         self.baseaddress = self.address