public StaleReferenceChecker(OnStaleRefAccess deleg)
 {
     m_deleg = deleg;
     m_disposed = false;
     m_disposing = false;
 }
 public StaleReferenceChecker(OnStaleRefAccess deleg)
 {
     m_deleg     = deleg;
     m_disposed  = false;
     m_disposing = false;
 }