@Override
  public void actionPerformed(@NotNull AnActionEvent e) {
    myShowMerged = !myShowMerged;
    final AnnotationSource newSource = AnnotationSource.getInstance(myShowMerged);
    mySwitcher.switchTo(newSource);
    for (Consumer<AnnotationSource> listener : myListeners) {
      listener.accept(newSource);
    }

    AnnotateActionGroup.revalidateMarkupInAllEditors();
  }
@Override
  public void actionPerformed(@NotNull AnActionEvent e)