private @NotNull List<AnAction> addNavigationActions() {
    List<AnAction> result = new ArrayList<>();
    if (showScrollToFromSourceActions()) {
      result.add(myAutoScrollToSourceHandler.createToggleAction());
      result.add(myAutoScrollFromSourceHandler.createToggleAction());
    }
    return result;
  }
private @NotNull List<AnAction> addNavigationActions()