--- a/mercurial/hgweb/request.py	Thu Mar 08 17:57:07 2018 -0800
+++ b/mercurial/hgweb/request.py	Thu Mar 08 18:00:04 2018 -0800
@@ -246,9 +246,6 @@
         self.server_write = None
         self.headers = []
 
-    def __iter__(self):
-        return iter([])
-
     def drain(self):
         '''need to read all data from request, httplib is half-duplex'''
         length = int(self.env.get('CONTENT_LENGTH') or 0)