MC-29755: X-Magento-Tags header too large

Author: Oleksandr Iegorov

app/code/Magento/ConfigurableProduct/etc/frontend/di.xml

@@ -10,9 +10,6 @@
     <type name="Magento\ConfigurableProduct\Model\ResourceModel\Attribute\OptionSelectBuilderInterface">
         <plugin name="Magento_ConfigurableProduct_Plugin_Model_ResourceModel_Attribute_InStockOptionSelectBuilder" type="Magento\ConfigurableProduct\Plugin\Model\ResourceModel\Attribute\InStockOptionSelectBuilder"/>
     </type>
-    <type name="Magento\Catalog\Model\Product">
-        <plugin name="product_identities_extender" type="Magento\ConfigurableProduct\Model\Plugin\Frontend\ProductIdentitiesExtender" />
-    </type>
     <type name="Magento\ConfigurableProduct\Model\Product\Type\Configurable">
         <plugin name="used_products_cache" type="Magento\ConfigurableProduct\Model\Plugin\Frontend\UsedProductsCache" />
     </type>