--- a/mercurial/keepalive.py	Sun Feb 03 21:03:46 2008 -0200
+++ b/mercurial/keepalive.py	Sun Feb 03 21:03:46 2008 -0200
@@ -175,7 +175,7 @@
         else:
             return dict(self._hostmap)
 
-class HTTPHandler(urllib2.HTTPHandler):
+class KeepAliveHandler:
     def __init__(self):
         self._cm = ConnectionManager()
 
@@ -314,6 +314,9 @@
         except socket.error, err: # XXX what error?
             raise urllib2.URLError(err)
 
+class HTTPHandler(KeepAliveHandler, urllib2.HTTPHandler):
+    pass
+
 class HTTPResponse(httplib.HTTPResponse):
     # we need to subclass HTTPResponse in order to
     # 1) add readline() and readlines() methods