/**
  * Returns the instance.
  *
  * @since  4.0.0
  * @return object
  */
 public static function get_instance()
 {
     // If the single instance hasn't been set, set it now.
     if (null == self::$instance) {
         self::$instance = new self();
     }
     return self::$instance;
 }
 /**
  * Enqueue Google fonts pased from options
  *
  * @return void
  */
 public function enqueue_fonts()
 {
     if (!class_exists('cherry_enqueue_fonts')) {
         return;
     }
     $fonts_controller = cherry_enqueue_fonts::get_instance();
     printf('<link id="google-fonts-css" media="all" type="text/css" href="%s" rel="stylesheet">', $fonts_controller->get_fonts_url());
 }