Merge branch 'hotfix/4246'

Close zendframework/zendframework#4246

src/Storage/Adapter/AbstractAdapter.php

@@ -188,7 +188,7 @@ public function getCaching()
     public function getEventManager()
     {
         if ($this->events === null) {
-            $this->events = new EventManager(array(__CLASS__, get_called_class()));
+            $this->events = new EventManager(array(__CLASS__, get_class($this)));
         }
         return $this->events;
     }