/** * @return mixed (WPSEO_Help_Center_Item | null) Returns a help center item containing a video. */ private function get_video_help_center_item() { $url = $this->tab->get_video_url(); if (empty($url)) { return null; } return new WPSEO_Help_Center_Item('video', __('Video tutorial', 'wordpress-seo'), array('view' => 'partial-help-center-video', 'view_arguments' => array('tab_video_url' => $url)), 'dashicons-video-alt3'); }