How to use the dropzone.forElement function in dropzone

exit() {
    if (this.active_textarea) {
      Mousetrap.unpause();
      this.active_textarea.closest('.zen-backdrop').removeClass('fullscreen');
      scrollToElement(this.active_textarea, { duration: 0, offset: -100 });
      this.active_textarea = null;
      this.active_backdrop = null;

      const $dropzone = $('.div-dropzone');
      if ($dropzone && !$dropzone.hasClass('js-invalid-dropzone')) {
        Dropzone.forElement('.div-dropzone').enable();
      }
    }
  }
}