protected void installSpeedSearch() {
    final TreeSpeedSearch treeSpeedSearch = TreeSpeedSearch.installOn(myTree, false, path -> {
      final ElementNode lastPathComponent = (ElementNode)path.getLastPathComponent();
      if (lastPathComponent == null) return null;
      String text = lastPathComponent.getDelegate().getText();
      text = convertElementText(text);
      return text;
    });
    treeSpeedSearch.setComparator(getSpeedSearchComparator());
  }
protected void installSpeedSearch()