public void RemoveSync(string path)
    {
        if (m_FrontLoadThread == null)
        {
            return;
        }

        m_FrontLoadThread.Remove(path);
    }
    public void RemoveAsync(string path)
    {
        if (m_BackLoadThread == null)
        {
            return;
        }

        m_BackLoadThread.Remove(path);
    }