ENGCOM-977: [Forwardport] Removed unnecessary protected member variables. #14191

 - Merge Pull Request #14191 from dimonovp/magento2:2.3-develop-PR-port-14041
 - Merged commits:
   1. f18af11
   2. af2680f
   3. 4fd6f18
   4. f6535fa

Author: magento-engcom-team

app/code/Magento/Catalog/Block/Product/Image.php

@@ -20,16 +20,19 @@
 class Image extends \Magento\Framework\View\Element\Template
 {
     /**
+     * @deprecated Property isn't used
      * @var \Magento\Catalog\Helper\Image
      */
     protected $imageHelper;
 
     /**
+     * @deprecated Property isn't used
      * @var \Magento\Catalog\Model\Product
      */
     protected $product;
 
     /**
+     * @deprecated Property isn't used
      * @var array
      */
     protected $attributes = [];