Merge remote branch 'schmittjoh/security'

* schmittjoh/security:
  [Security] added another example to update file
  [Security] Remove unneeded and invalid use statement

UPDATE.md

@@ -77,13 +77,13 @@ PR8 to PR9
 
     Before:
 
-        profiler:
-            pattern:  /_profiler/.*
+        pattern:  /_profiler.*
+        pattern:  /login
 
     After:
 
-        profiler:
-            pattern:  ^/_profiler
+        pattern:  ^/_profiler
+        pattern:  ^/login$
 
 * Global templates under `app/` moved to a new location (old directory did not
   work anyway):

src/Symfony/Component/Security/Http/Firewall.php

@@ -12,7 +12,6 @@
 namespace Symfony\Component\Security\Http;
 
 use Symfony\Component\HttpKernel\HttpKernelInterface;
-use Symfony\Component\HttpKernel\Events;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;