/// <summary>
/// Restores the security zone to the value specified.
/// </summary>
/// <remarks>
/// To set the value for testing please use the SecurityZone property this
/// is exposed only for DRT Clean Up.
/// </remarks>
/// <param name="zone">
/// The original security zone for this server.
/// </param>
public static void RestoreSecurityZone(SecurityZone zone)
{
RegistryHelpers.SetSecurityZone(zone);
_originalZone = new Nullable <SecurityZone>();
}