Removed dead code and various cleaning

Author: saro0h

Acl/Dbal/MutableAclProvider.php

@@ -863,7 +863,6 @@ private function updateNewAceProperty($name, array $changes)
 
         $sids = new \SplObjectStorage();
         $classIds = new \SplObjectStorage();
-        $currentIds = array();
         for ($i = 0, $c = count($new); $i<$c; $i++) {
             $ace = $new[$i];
 
@@ -890,8 +889,6 @@ private function updateNewAceProperty($name, array $changes)
                 $aceIdProperty = new \ReflectionProperty($ace, 'id');
                 $aceIdProperty->setAccessible(true);
                 $aceIdProperty->setValue($ace, intval($aceId));
-            } else {
-                $currentIds[$ace->getId()] = true;
             }
         }
     }

Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php

@@ -59,11 +59,7 @@ public function authenticate(TokenInterface $token)
          if (!$user = $token->getUser()) {
              throw new BadCredentialsException('No pre-authenticated principal found in request.');
          }
-/*
-        if (null === $token->getCredentials()) {
-            throw new BadCredentialsException('No pre-authenticated credentials found in request.');
-        }
-*/
+
         $user = $this->userProvider->loadUserByUsername($user);
 
          $this->userChecker->checkPostAuth($user);

Http/Firewall/AccessListener.php

@@ -55,7 +55,7 @@ public function handle(GetResponseEvent $event)
 
         $request = $event->getRequest();
 
-        list($attributes, $channel) = $this->map->getPatterns($request);
+        list($attributes) = $this->map->getPatterns($request);
 
         if (null === $attributes) {
             return;

Http/Firewall/ExceptionListener.php

@@ -87,7 +87,7 @@ public function onKernelException(GetResponseForExceptionEvent $event)
             } elseif ($exception instanceof AccessDeniedException) {
                 return $this->handleAccessDeniedException($event, $exception);
             } elseif ($exception instanceof LogoutException) {
-                return $this->handleLogoutException($event, $exception);
+                return $this->handleLogoutException($exception);
             }
         } while (null !== $exception = $exception->getPrevious());
     }
@@ -153,7 +153,7 @@ private function handleAccessDeniedException(GetResponseForExceptionEvent $event
         }
     }
 
-    private function handleLogoutException(GetResponseForExceptionEvent $event, LogoutException $exception)
+    private function handleLogoutException(LogoutException $exception)
     {
         if (null !== $this->logger) {
             $this->logger->info(sprintf('Logout exception occurred; wrapping with AccessDeniedHttpException (%s)', $exception->getMessage()));

Http/RememberMe/PersistentTokenBasedRememberMeServices.php

@@ -73,7 +73,7 @@ protected function cancelCookie(Request $request)
         if (null !== ($cookie = $request->cookies->get($this->options['name']))
             && count($parts = $this->decodeCookie($cookie)) === 2
         ) {
-            list($series, $tokenValue) = $parts;
+            list($series) = $parts;
             $this->tokenProvider->deleteTokenBySeries($series);
         }
     }