ACP2E-711: "Invalid Form Key. Please refresh the page." error occurs when changing the product limit in categories

- Used existing public const, instead of creating new one.

Author: Mohan Ahuja

app/code/Magento/PageCache/ViewModel/FormKeyProvider.php

@@ -7,6 +7,7 @@
 
 namespace Magento\PageCache\ViewModel;
 
+use Magento\Catalog\Model\Product\ProductList\ToolbarMemorizer;
 use Magento\Framework\App\Config\ScopeConfigInterface;
 use Magento\Framework\View\Element\Block\ArgumentInterface;
 use Magento\PageCache\Model\Config;
@@ -16,11 +17,6 @@
  */
 class FormKeyProvider implements ArgumentInterface
 {
-    /**
-     * XML PATH to enable/disable saving toolbar parameters to session
-     */
-    private const XML_PATH_CATALOG_REMEMBER_PAGINATION = 'catalog/frontend/remember_pagination';
-
     /**
      * @var Config
      */
@@ -60,6 +56,6 @@ public function isFullPageCacheEnabled(): bool
      */
     public function isPaginationCacheEnabled(): bool
     {
-        return $this->scopeConfig->isSetFlag(self::XML_PATH_CATALOG_REMEMBER_PAGINATION);
+        return $this->scopeConfig->isSetFlag(ToolbarMemorizer::XML_PATH_CATALOG_REMEMBER_PAGINATION);
     }
 }