removing old code + smoother code

weaverryan · weaverryan · commit 2d71a11adb5a · 2019-03-29T15:46:59.000-04:00
diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
@@ -1655,10 +1655,7 @@ private function registerMessengerConfiguration(array $config, ContainerBuilder
         $senderAliases = [];
         $transportRetryReferences = [];
         foreach ($config['transports'] as $name => $transport) {
-            if (null !== $transport['serializer']) {
-                $transport['serializer'] = new Reference($transport['serializer']);
-            }
-            $serializerId = null !== $transport['serializer'] ? $transport['serializer'] : 'messenger.default_serializer';
+            $serializerId = $transport['serializer'] ?? 'messenger.default_serializer';
 
             $transportDefinition = (new Definition(TransportInterface::class))
                 ->setFactory([new Reference('messenger.transport_factory'), 'createTransport'])
