From 3b765a7b35d9fe1c4e46fb9e58604e3c916bf495 Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Sat, 9 Jun 2018 04:29:48 +0200
Subject: [PATCH] remove unused code

---
 common/signal/notifier.go | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/common/signal/notifier.go b/common/signal/notifier.go
index 908bc9e815..19836e54f9 100755
--- a/common/signal/notifier.go
+++ b/common/signal/notifier.go
@@ -1,7 +1,5 @@
 package signal
 
-import "io"
-
 // Notifier is a utility for notifying changes. The change producer may notify changes multiple time, and the consumer may get notified asynchronously.
 type Notifier struct {
 	c chan struct{}
@@ -26,18 +24,3 @@ func (n *Notifier) Signal() {
 func (n *Notifier) Wait() <-chan struct{} {
 	return n.c
 }
-
-type nCloser struct {
-	n *Notifier
-}
-
-func (c *nCloser) Close() error {
-	c.n.Signal()
-	return nil
-}
-
-func NotifyClose(n *Notifier) io.Closer {
-	return &nCloser{
-		n: n,
-	}
-}