remove hero preloader as is no longer needed

Author: selul

inc/hero_preloader.php

@@ -44,14 +44,6 @@ final class Optml_Manager {
 	 */
 	public $lazyload_replacer;
 
-	/**
-	 * Holds the hero preloader class.
-	 *
-	 * @access  public
-	 * @since   3.9.0
-	 * @var Optml_Hero_Preloader Preloader instance.
-	 */
-	public $hero_preloader;
 
 	/**
 	 * Holds plugin settings.
@@ -118,7 +110,6 @@ public static function instance() {
 			self::$instance->url_replacer      = Optml_Url_Replacer::instance();
 			self::$instance->tag_replacer      = Optml_Tag_Replacer::instance();
 			self::$instance->lazyload_replacer = Optml_Lazyload_Replacer::instance();
-			self::$instance->hero_preloader    = Optml_Hero_Preloader::instance();
 
 			add_action( 'after_setup_theme', [ self::$instance, 'init' ] );
 			add_action( 'wp_footer', [ self::$instance, 'banner' ] );

inc/manager.php

@@ -31,7 +31,6 @@ public function setUp() : void {
 		Optml_Url_Replacer::instance()->init();
 		Optml_Tag_Replacer::instance()->init();
 		Optml_Lazyload_Replacer::instance()->init();
-		Optml_Hero_Preloader::instance()->init();
 		Optml_Manager::instance()->init();
 
 		self::$sample_attachement = self::factory()->attachment->create_upload_object( OPTML_PATH . 'assets/img/logo.png' );