minor #1564 [doc] missing parameter (COil)

This PR was merged into the master branch.

Discussion
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[doc] missing parameter

Commits
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ba2d9a4 [doc] missing parameter

Resources/doc/book/7-complex-dynamic-backends.md

@@ -148,12 +148,12 @@ class AdminController extends Controller
 {
     // Creates the Doctrine query builder used to get all the items. Override it
     // to filter the elements displayed in the listing
-    protected function createListQueryBuilder($entityClass, $sortDirection, $sortField = null);
+    protected function createListQueryBuilder($entityClass, $sortDirection, $sortField = null, $dqlFilter = null);
 
     // Performs the actual database query to get all the items (using the query
     // builder created with the previous method). You can override this method
     // to filter the results before sending them to the template
-    protected function findAll($entityClass, $page = 1, $maxPerPage = 15, $sortField = null, $sortDirection = null);
+    protected function findAll($entityClass, $page = 1, $maxPerPage = 15, $sortField = null, $sortDirection = null, $dqlFilter = null);
 }
 ```