docs: public void notifyAddOnFailedUninstallation(final AddOn addOn) {
  		if (EventQueue.isDispatchThread()) {
  			installedAddOnsModel.notifyAddOnFailedUninstallation(addOn);
  		} else {
  			EventQueue.invokeLater(new Runnable() {
  
  				@Override
  				public void run() {
  					notifyAddOnFailedUninstallation(addOn);
  				}
  			});
  		}
  	}