From 7cbfe48dcade51cd0a8121a610ed4a1fa7a0d0a3 Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Sun, 14 Jun 2020 15:45:37 +0900
Subject: [PATCH] [Modify] Remove it

---
 websocket-sharp/Net/WebHeaderCollection.cs | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/websocket-sharp/Net/WebHeaderCollection.cs b/websocket-sharp/Net/WebHeaderCollection.cs
index 5af8fd5a..f51e9d5f 100644
--- a/websocket-sharp/Net/WebHeaderCollection.cs
+++ b/websocket-sharp/Net/WebHeaderCollection.cs
@@ -813,21 +813,6 @@ namespace WebSocketSharp.Net
       return name;
     }
 
-    private void checkRestricted (string name)
-    {
-      if (_internallyUsed)
-        return;
-
-      var headerType = getHeaderType (name);
-      var res = headerType == HttpHeaderType.Response;
-
-      if (isRestricted (name, res)) {
-        var msg = "The header is a restricted header.";
-
-        throw new ArgumentException (msg);
-      }
-    }
-
     private void checkRestricted (string name, bool response)
     {
       if (_internallyUsed)