@NotNull
  private SimpleTree createTree() {
    SimpleTree tree = new SimpleTree(TreeModelBuilder.buildFromFilePaths(myProject, NoneChangesGroupingFactory.INSTANCE, myFiles)) {
      @Override
      protected void configureUiHelper(@NotNull TreeUIHelper helper) {
        super.configureUiHelper(helper);
        helper.installEditSourceOnDoubleClick(this);
        helper.installEditSourceOnEnterKeyHandler(this);
      }
    };
    tree.setRootVisible(false);
    tree.setShowsRootHandles(false);
    tree.setCellRenderer(new ChangesBrowserNodeRenderer(myProject, BooleanGetter.TRUE, false));

    return tree;
  }
@NotNull
  private SimpleTree createTree()