Add missing PHPdoc return types

Author: wouterj

DataCollector/DoctrineDataCollector.php

@@ -107,6 +107,9 @@ public function getConnections()
         return $this->data['connections'];
     }
 
+    /**
+     * @return int
+     */
     public function getQueryCount()
     {
         return array_sum(array_map('count', $this->data['queries']));

DependencyInjection/Security/UserProvider/EntityFactory.php

@@ -43,6 +43,9 @@ public function create(ContainerBuilder $container, string $id, array $config)
         ;
     }
 
+    /**
+     * @return string
+     */
     public function getKey()
     {
         return $this->key;