@Override
  public boolean processRequest(CefRequest request, CefCallback callback) {
    String url = request.getURL();
    if (url == null || !url.startsWith(SOURCE_SCHEME)) return false;
    if (JBCefPsiNavigationUtils.INSTANCE.navigateTo(url)) {
      callback.Continue();
      return true;
    }
    return false;
  }
@Override
  public boolean processRequest(CefRequest request, CefCallback callback)