Update

vendor/tailscale.com/net/batching/conn_default.go

@@ -1,4 +1,4 @@
-// Copyright (c) Tailscale Inc & AUTHORS
+// Copyright (c) Tailscale Inc & contributors
 // SPDX-License-Identifier: BSD-3-Clause
 
 //go:build !linux
@@ -6,18 +6,11 @@
 package batching
 
 import (
+	"tailscale.com/control/controlknobs"
 	"tailscale.com/types/nettype"
 )
 
 // TryUpgradeToConn is no-op on all platforms except linux.
-func TryUpgradeToConn(pconn nettype.PacketConn, _ string, _ int) nettype.PacketConn {
+func TryUpgradeToConn(pconn nettype.PacketConn, _ string, _ string, _ *controlknobs.Knobs) nettype.PacketConn {
 	return pconn
 }
-
-var controlMessageSize = 0
-
-func MinControlMessageSize() int {
-	return controlMessageSize
-}
-
-const IdealBatchSize = 1