media_gallery isn't JSON

src/app/code/community/Cloudinary/Cloudinary/Model/Catalog/Product/Media.php

@@ -1,5 +1,5 @@
 <?php
- 
+
 class Cloudinary_Cloudinary_Model_Catalog_Product_Media extends Mage_Core_Model_Abstract
 {
 
@@ -41,11 +41,11 @@ public function removedImagesForProduct(Mage_Catalog_Model_Product $product)
 
     private function _getRemovedImages(array $mediaGallery)
     {
-        return array_filter(json_decode($mediaGallery['images'], true), array($this, '_isImageRemoved'));
+        return array_filter($mediaGallery['images'], array($this, '_isImageRemoved'));
     }
 
     private function _isImageRemoved($toFilter)
     {
         return is_array($toFilter) && array_key_exists('removed', $toFilter) && $toFilter['removed'] === 1;
     }
-}
+}