ACP2E-73: The store with a pre-existing custom theme displays the message "The store will not work correctly in the case when cookies are disabled."

Author: viktym

app/code/Magento/Theme/view/frontend/templates/js/cookie_status.phtml

@@ -3,6 +3,7 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+/** @var \Magento\Framework\View\Helper\SecureHtmlRenderer $secureRenderer */
 /**
  * @var Magento\Framework\View\Element\Template $block
  */
@@ -11,6 +12,11 @@
 <div class="cookie-status-message" id="cookie-status">
     <?= $block->escapeHtml(__('The store will not work correctly in the case when cookies are disabled.')); ?>
 </div>
+<?php
+$script = 'document.querySelector("#cookie-status").style.display = "none";';
+?>
+<?= /* @noEscape */ $secureRenderer->renderTag('script', ['type' => 'text/javascript'], $script, false); ?>
+
 <script type="text/x-magento-init">
     {
         "*": {