MAGETWO-43873: Swatch image type is absent

- fix static

Author: Michail Slabko

app/code/Magento/ConfigurableProduct/Block/Adminhtml/Product/Steps/Bulk.php

@@ -20,6 +20,7 @@ class Bulk extends \Magento\Ui\Block\Component\StepsWizard\StepAbstract
     /**
      * @param \Magento\Framework\View\Element\Template\Context $context
      * @param \Magento\Catalog\Helper\Image $image
+     * @param \Magento\ConfigurableProduct\Model\Product\VariationMediaAttributes $variationMediaAttributes
      */
     public function __construct(
         \Magento\Framework\View\Element\Template\Context $context,

app/code/Magento/ConfigurableProduct/Model/Product/VariationHandler.php

@@ -217,11 +217,11 @@ public function duplicateImagesForVariations($productsData)
                 $variationId = $image['variation_id'];
                 $newFile = $this->media->duplicateImageFromTmp($file);
                 $productsData[$variationId]['media_gallery']['images'][$imageId]['file'] = $newFile;
-                foreach ($this->variationMediaAttributes->getMediaAttributes() as $imageType => $attribute) {
-                    if (isset($productsData[$variationId][$imageType])
-                        && $productsData[$variationId][$imageType] == $file
+                foreach ($this->variationMediaAttributes->getMediaAttributes() as $attribute) {
+                    if (isset($productsData[$variationId][$attribute->getAttributeCode()])
+                        && $productsData[$variationId][$attribute->getAttributeCode()] == $file
                     ) {
-                        $productsData[$variationId][$imageType] = $newFile;
+                        $productsData[$variationId][$attribute->getAttributeCode()] = $newFile;
                     }
                 }
             }