Fix a breaking change introduced in Magento 2.3.2.

Author: afoucret

src/module-catalog-search/etc/di.xml

@@ -141,7 +141,7 @@
 
     <virtualType name="Magento\CatalogSearch\Model\ResourceModel\Fulltext\CollectionFactory" type="Magento\Catalog\Model\ResourceModel\Product\CollectionFactory">
         <arguments>
-            <argument name="instanceName" xsi:type="string">Elastic\AppSearch\CatalogSearch\Model\ResourceModel\Product\Fulltext\Collection</argument>
+            <argument name="instanceName" xsi:type="string">Magento\CatalogSearch\Model\ResourceModel\Fulltext\SearchCollection</argument>
         </arguments>
     </virtualType>
 
@@ -151,6 +151,22 @@
         </arguments>
     </virtualType>
 
+    <virtualType name="elasticsearchLayerSearchItemCollectionProvider">
+        <arguments>
+            <argument name="factories" xsi:type="array">
+                <item name="elastic_appsearch" xsi:type="object">Magento\CatalogSearch\Model\ResourceModel\Fulltext\CollectionFactory</item>
+            </argument>
+        </arguments>
+    </virtualType>
+
+    <virtualType name="elasticsearchLayerCategoryItemCollectionProvider">
+        <arguments>
+            <argument name="factories" xsi:type="array">
+                <item name="elastic_appsearch" xsi:type="object">Elastic\AppSearch\CatalogSearch\Model\ResourceModel\Product\Fulltext\CollectionFactory</item>
+            </argument>
+        </arguments>
+    </virtualType>
+
     <type name="Magento\AdvancedSearch\Model\SuggestedQueries">
         <arguments>
             <argument name="data" xsi:type="array">