net.server_epoll: Make :set_send a noop, should fix net.adns This is also a noop in server_event. Supposedly meant to prevent buffered writes from being sent to the socket, but that path becomes unreachable when net.adns replaces the public send method

author: Kim Alvefur <zash@zash.se>
date: Sat, 06 Oct 2018 17:50:41 +0200
parent: 9432:2e3f66475cc8
child: 9439:988392a56495
--- a/net/server_epoll.lua	Sat Oct 06 17:19:50 2018 +0200
+++ b/net/server_epoll.lua	Sat Oct 06 17:50:41 2018 +0200
@@ -671,10 +671,9 @@
 	to:set(nil, true);
 end
 
--- XXX What uses this?
--- net.adns
-function interface:set_send(new_send)
-	self.send = new_send;
+-- COMPAT
+-- net.adns calls this but then replaces :send so this can be a noop
+function interface:set_send(new_send) -- luacheck: ignore/212
 end
 
 -- Close all connections and servers