bug #41486 [HttpKernel] Fix sessionListener when factory is injected …

…without session (jderusse)

This PR was merged into the 5.4 branch.

Discussion
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[HttpKernel] Fix sessionListener when factory is injected without session

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Commits
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b7e9194 Fix sessionListener when factory is injected without session

src/Symfony/Component/HttpKernel/EventListener/SessionListener.php

@@ -38,7 +38,7 @@ public function onKernelRequest(RequestEvent $event)
     {
         parent::onKernelRequest($event);
 
-        if (!$event->isMainRequest() || !$this->container->has('session')) {
+        if (!$event->isMainRequest() || (!$this->container->has('session') && !$this->container->has('session_factory'))) {
             return;
         }