public void repaintTrafficLightIcon() {
   MyErrorPanel errorPanel = getErrorPanel();
   if (errorPanel != null) {
     errorPanel.myErrorStripeButton.repaint();
     errorPanel.repaintTrafficTooltip();
   }
 }
 public void setErrorPanelPopupHandler(@NotNull PopupHandler handler) {
   MyErrorPanel errorPanel = getErrorPanel();
   if (errorPanel != null) {
     errorPanel.setPopupHandler(handler);
   }
 }