meta_cache; } protected function delete_meta() { $this->meta_cache = []; } protected function update_meta( $meta ) { $this->meta_cache = $meta; } protected function get_file_handle_id() { return 'elementor-global-classes-preview-' . $this->get_post_id(); } protected function render_css() { $this->render( Global_Classes_Repository::CONTEXT_PREVIEW ); } }