Whoops, forgot to remove the original sip_scheddestroy.

(closes issue #11010)
Reported by: vadim


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@86117 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -9501,7 +9501,6 @@ static void receive_message(struct sip_pvt *p, struct sip_request *req)
 		transmit_response(p, "405 Method Not Allowed", req); /* Good enough, or? */
 		sip_scheddestroy(p, DEFAULT_TRANS_TIMEOUT);
 	}
-	sip_scheddestroy(p, DEFAULT_TRANS_TIMEOUT);
 	return;
 }