[Modify] Remove it

Author: sta

websocket-sharp/WebSocket.cs

@@ -1920,19 +1920,6 @@ private bool validateSecWebSocketVersionServerHeader (string value)
 
  #region Internal Methods
 
- internal static string CheckCloseParameters (CloseStatusCode code, string reason, bool client)
- {
- return code == CloseStatusCode.NoStatus
- ? (!reason.IsNullOrEmpty () ? "NoStatus cannot have a reason." : null)
- : code == CloseStatusCode.MandatoryExtension && !client
- ? "MandatoryExtension cannot be used by a server."
- : code == CloseStatusCode.ServerError && client
- ? "ServerError cannot be used by a client."
- : !reason.IsNullOrEmpty () && reason.UTF8Encode ().Length > 123
- ? "A reason has greater than the allowable max size."
- : null;
- }
-
  internal static bool CheckParametersForClose (
  ushort code, string reason, bool client, out string message
  )