From cf8dcc54ced704bb720ee3730ba9db3ab88c7616 Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Tue, 1 Sep 2020 22:08:44 +0900
Subject: [PATCH] [Modify] Replace it

---
 websocket-sharp/Net/HttpListenerPrefixCollection.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/websocket-sharp/Net/HttpListenerPrefixCollection.cs b/websocket-sharp/Net/HttpListenerPrefixCollection.cs
index 6b0bc0c0..14e0012b 100644
--- a/websocket-sharp/Net/HttpListenerPrefixCollection.cs
+++ b/websocket-sharp/Net/HttpListenerPrefixCollection.cs
@@ -267,7 +267,8 @@ namespace WebSocketSharp.Net
     /// </exception>
     public bool Remove (string uriPrefix)
     {
-      _listener.CheckDisposed ();
+      if (_listener.IsDisposed)
+        throw new ObjectDisposedException (_listener.GetType ().ToString ());
 
       if (uriPrefix == null)
         throw new ArgumentNullException ("uriPrefix");