private static void updateAlreadyShownPluginUpdates() {
    if (myUpdatedPlugins != null) {
      if (myAlreadyShownPluginUpdates == null) {
        myAlreadyShownPluginUpdates = new HashSet<>();
      }
      myUpdatedPlugins.forEach(plugin -> myAlreadyShownPluginUpdates.add(plugin.getPluginName()));
    }
  }
private static void updateAlreadyShownPluginUpdates()