code: protected void updateExpiredOverlayPosition(Element positioningParent) {
  
          if (m_expiredOverlay != null) {
              Style expiredStyle = m_expiredOverlay.getStyle();
              expiredStyle.setHeight(m_position.getHeight() + 4, Unit.PX);
              expiredStyle.setWidth(m_position.getWidth() + 4, Unit.PX);
              expiredStyle.setTop(m_position.getTop() - positioningParent.getAbsoluteTop() - 2, Unit.PX);
              expiredStyle.setLeft(m_position.getLeft() - positioningParent.getAbsoluteLeft() - 2, Unit.PX);
          }
      }
docs: Updates the position of the expired resources overlay if present.<p>
  
  @param positioningParent the positioning parent element