PHP 5.6 syntax, remove log()

SmallOverloadBundle/Controller/SmallOverloadController.php

 class SmallOverloadController extends Controller
 {
     /** @return Response */
-    public function smallOverloadAction(SessionInterface $session): Response
+    public function smallOverloadAction(SessionInterface $session)
     {
         $entities = $this->get('doctrine')->getRepository(SmallOverload1::class)->findAll();
         $this
             ->writeSession($session)
             ->readSession($session)
-            ->log()
             ->fireEvent()
             ->validate($entities);
 
         return $this;
     }
 
-    /** @return $this */
-    protected function log()
-    {
-        for ($x = 1; $x <= 10; $x++) {
-//            $logger->notice('[Session ' . $session->getId() . '] Small overload message ' . $x);
-        }
-
-        return $this;
-    }
-
     /** @return $this */
     protected function fireEvent()
     {