/// <summary>
 /// 変数破棄。
 /// </summary>
 /// <param name="varManager">変数管理。</param>
 /// <param name="info">呼び出し情報。</param>
 /// <returns>戻り値情報。</returns>
 static ReturnInfo BinOff(VarPool varManager, ProtocolInfo info)
 {
     varManager.Remove(info.VarAddress);
     return(new ReturnInfo());
 }