[Security] removed obsolete use statements

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

@@ -17,7 +17,6 @@ use Symfony\Component\Security\Http\AccessMap;
 use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface;
 use Symfony\Component\HttpKernel\Log\LoggerInterface;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 use Symfony\Component\Security\Core\Exception\AuthenticationCredentialsNotFoundException;
 use Symfony\Component\Security\Core\Exception\AccessDeniedException;
 

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

@@ -14,7 +14,6 @@ namespace Symfony\Component\Security\Http\Firewall;
 use Symfony\Component\Security\Core\SecurityContextInterface;
 use Symfony\Component\HttpKernel\Log\LoggerInterface;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 use Symfony\Component\Security\Core\Authentication\Token\AnonymousToken;
 
 /**

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

@@ -16,7 +16,6 @@ use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterfac
 use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;
 use Symfony\Component\HttpKernel\Log\LoggerInterface;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
 use Symfony\Component\Security\Core\Exception\AuthenticationException;
 

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

@@ -15,7 +15,6 @@ use Symfony\Component\Security\Http\AccessMap;
 use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;
 use Symfony\Component\HttpKernel\Log\LoggerInterface;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 
 /**
  * ChannelListener switches the HTTP protocol based on the access control

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

@@ -16,7 +16,6 @@ use Symfony\Component\Security\Core\User\UserProviderInterface;
 use Symfony\Component\Security\Http\EntryPoint\DigestAuthenticationEntryPoint;
 use Symfony\Component\HttpKernel\Log\LoggerInterface;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
 use Symfony\Component\Security\Core\Exception\BadCredentialsException;
 use Symfony\Component\Security\Core\Exception\AuthenticationServiceException;

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

@@ -18,7 +18,6 @@ use Symfony\Component\Security\Core\SecurityContextInterface;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
-use Symfony\Component\HttpKernel\Events;
 
 /**
  * LogoutListener logout users.