From 1b0fe2fd19debc63bbc7684859c50df87744b07b Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Sat, 16 Apr 2016 15:39:52 +0900
Subject: [PATCH] [Modify] Replace it

---
 websocket-sharp/Net/HttpListener.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/websocket-sharp/Net/HttpListener.cs b/websocket-sharp/Net/HttpListener.cs
index ecb016fc..566a463f 100644
--- a/websocket-sharp/Net/HttpListener.cs
+++ b/websocket-sharp/Net/HttpListener.cs
@@ -844,7 +844,7 @@ namespace WebSocketSharp.Net
       EndPointManager.RemoveListener (this);
 
       lock (_ctxRegistrySync)
-        sendServiceUnavailable ();
+        cleanupContextQueue (true);
 
       cleanupContextRegistry ();
       cleanupConnections ();