Merge MAGETWO-88591 into 2.3-bugfixes-240918

Author: dvoskoboinikov

app/code/Magento/Backend/Controller/Adminhtml/System/Store/DeleteGroupPost.php

@@ -1,16 +1,20 @@
 <?php
 /**
- *
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
 namespace Magento\Backend\Controller\Adminhtml\System\Store;
 
+use Magento\Framework\App\Action\HttpPostActionInterface;
 use Magento\Framework\Controller\ResultFactory;
 
-class DeleteGroupPost extends \Magento\Backend\Controller\Adminhtml\System\Store
+/**
+ * Delete store.
+ */
+class DeleteGroupPost extends \Magento\Backend\Controller\Adminhtml\System\Store implements HttpPostActionInterface
 {
     /**
+     * @inheritDoc
      * @return \Magento\Backend\Model\View\Result\Redirect
      */
     public function execute()

app/code/Magento/Backend/Controller/Adminhtml/System/Store/DeleteStorePost.php

@@ -1,14 +1,17 @@
 <?php
 /**
- *
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
 namespace Magento\Backend\Controller\Adminhtml\System\Store;
 
+use Magento\Framework\App\Action\HttpPostActionInterface;
 use Magento\Framework\Controller\ResultFactory;
 
-class DeleteStorePost extends \Magento\Backend\Controller\Adminhtml\System\Store
+/**
+ * Delete store view.
+ */
+class DeleteStorePost extends \Magento\Backend\Controller\Adminhtml\System\Store implements HttpPostActionInterface
 {
     /**
      * Delete store view post action

app/code/Magento/Backend/Controller/Adminhtml/System/Store/DeleteWebsitePost.php

@@ -9,9 +9,13 @@
 use Magento\Framework\App\Action\HttpPostActionInterface as HttpPostActionInterface;
 use Magento\Framework\Controller\ResultFactory;
 
+/**
+ * Delete website.
+ */
 class DeleteWebsitePost extends \Magento\Backend\Controller\Adminhtml\System\Store implements HttpPostActionInterface
 {
     /**
+     * @inheritDoc
      * @return \Magento\Backend\Model\View\Result\Redirect
      */
     public function execute()