minor symfony#13727 CS fixes (keradus)

This PR was squashed before being merged into the 2.3 branch (closes symfony#13727).

Discussion
----------

CS fixes

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | ?
| Fixed tickets | N/A
| License       | MIT
| Doc PR        | N/A

Commits
-------

7fd6ba0 CS fixes

Author: fabpot

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -226,7 +226,7 @@ private function registerProfilerConfiguration(array $config, ContainerBuilder $
             'memcached' => 'Symfony\Component\HttpKernel\Profiler\MemcachedProfilerStorage',
             'redis' => 'Symfony\Component\HttpKernel\Profiler\RedisProfilerStorage',
         );
-        list($class, ) = explode(':', $config['dsn'], 2);
+        list($class) = explode(':', $config['dsn'], 2);
         if (!isset($supported[$class])) {
             throw new \LogicException(sprintf('Driver "%s" is not supported for the profiler.', $class));
         }

src/Symfony/Component/DomCrawler/Crawler.php

@@ -35,9 +35,10 @@ class Crawler extends \SplObjectStorage
     /**
      * Constructor.
      *
-     * @param mixed  $node A Node to use as the base for the crawling
+     * @param mixed  $node       A Node to use as the base for the crawling
      * @param string $currentUri The current URI
-     * @param string $baseHref The base href value
+     * @param string $baseHref   The base href value
+     *
      * @api
      */
     public function __construct($node = null, $currentUri = null, $baseHref = null)

src/Symfony/Component/Form/FormEvents.php

@@ -12,10 +12,10 @@
 
 /**
  * To learn more about how form events work check the documentation
- * entry at {@link http://symfony.com/doc/any/components/form/form_events.html}
+ * entry at {@link http://symfony.com/doc/any/components/form/form_events.html}.
  *
  * To learn how to dynamically modify forms using events check the cookbook
- * entry at {@link http://symfony.com/doc/any/cookbook/form/dynamic_form_modification.html}
+ * entry at {@link http://symfony.com/doc/any/cookbook/form/dynamic_form_modification.html}.
  *
  * @author Bernhard Schussek <[email protected]>
  */

src/Symfony/Component/Security/Core/Authentication/Provider/PreAuthenticatedAuthenticationProvider.php

@@ -60,7 +60,7 @@ public function authenticate(TokenInterface $token)
              throw new BadCredentialsException('No pre-authenticated principal found in request.');
          }
 
-        $user = $this->userProvider->loadUserByUsername($user);
+         $user = $this->userProvider->loadUserByUsername($user);
 
          $this->userChecker->checkPostAuth($user);
 

src/Symfony/Component/Security/Tests/Acl/Voter/AclVoterTest.php

@@ -27,7 +27,7 @@ class AclVoterTest extends \PHPUnit_Framework_TestCase
      */
     public function testSupportsAttribute($attribute, $supported)
     {
-        list($voter, , $permissionMap, ,) = $this->getVoter(true, false);
+        list($voter, , $permissionMap) = $this->getVoter(true, false);
 
         $permissionMap
             ->expects($this->once())
@@ -44,7 +44,7 @@ public function testSupportsAttribute($attribute, $supported)
      */
     public function testSupportsAttributeNonString($attribute)
     {
-        list($voter, , , , ,) = $this->getVoter(true, false);
+        list($voter) = $this->getVoter(true, false);
 
         $this->assertFalse($voter->supportsAttribute($attribute));
     }
@@ -72,7 +72,7 @@ public function getSupportsAttributeNonStringTests()
      */
     public function testSupportsClass($class)
     {
-        list($voter, , , ,) = $this->getVoter();
+        list($voter) = $this->getVoter();
 
         $this->assertTrue($voter->supportsClass($class));
     }
@@ -88,7 +88,7 @@ public function getSupportsClassTests()
 
     public function testVote()
     {
-        list($voter, , $permissionMap, ,) = $this->getVoter();
+        list($voter, , $permissionMap) = $this->getVoter();
         $permissionMap
             ->expects($this->atLeastOnce())
             ->method('getMasks')
@@ -103,7 +103,7 @@ public function testVote()
      */
     public function testVoteWhenNoObjectIsPassed($allowIfObjectIdentityUnavailable)
     {
-        list($voter, , $permissionMap, ,) = $this->getVoter($allowIfObjectIdentityUnavailable);
+        list($voter, , $permissionMap) = $this->getVoter($allowIfObjectIdentityUnavailable);
         $permissionMap
             ->expects($this->once())
             ->method('getMasks')
@@ -124,7 +124,7 @@ public function testVoteWhenNoObjectIsPassed($allowIfObjectIdentityUnavailable)
      */
     public function testVoteWhenOidStrategyReturnsNull($allowIfUnavailable)
     {
-        list($voter, , $permissionMap, $oidStrategy,) = $this->getVoter($allowIfUnavailable);
+        list($voter, , $permissionMap, $oidStrategy) = $this->getVoter($allowIfUnavailable);
         $permissionMap
             ->expects($this->once())
             ->method('getMasks')

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

@@ -19,7 +19,7 @@ class RememberMeListenerTest extends \PHPUnit_Framework_TestCase
 {
     public function testOnCoreSecurityDoesNotTryToPopulateNonEmptySecurityContext()
     {
-        list($listener, $context, $service, ,) = $this->getListener();
+        list($listener, $context, $service) = $this->getListener();
 
         $context
             ->expects($this->once())
@@ -37,7 +37,7 @@ public function testOnCoreSecurityDoesNotTryToPopulateNonEmptySecurityContext()
 
     public function testOnCoreSecurityDoesNothingWhenNoCookieIsSet()
     {
-        list($listener, $context, $service, ,) = $this->getListener();
+        list($listener, $context, $service) = $this->getListener();
 
         $context
             ->expects($this->once())
@@ -63,7 +63,7 @@ public function testOnCoreSecurityDoesNothingWhenNoCookieIsSet()
 
     public function testOnCoreSecurityIgnoresAuthenticationExceptionThrownByAuthenticationManagerImplementation()
     {
-        list($listener, $context, $service, $manager,) = $this->getListener();
+        list($listener, $context, $service, $manager) = $this->getListener();
 
         $context
             ->expects($this->once())
@@ -101,7 +101,7 @@ public function testOnCoreSecurityIgnoresAuthenticationExceptionThrownByAuthenti
 
     public function testOnCoreSecurity()
     {
-        list($listener, $context, $service, $manager,) = $this->getListener();
+        list($listener, $context, $service, $manager) = $this->getListener();
 
         $context
             ->expects($this->once())

src/Symfony/Component/Validator/Mapping/Loader/AbstractLoader.php

@@ -58,13 +58,13 @@ protected function addNamespaceAlias($alias, $namespace)
     /**
      * Creates a new constraint instance for the given constraint name.
      *
-     * @param string $name   The constraint name. Either a constraint relative
-     *                       to the default constraint namespace, or a fully
-     *                       qualified class name. Alternatively, the constraint
-     *                       may be preceded by a namespace alias and a colon.
-     *                       The namespace alias must have been defined using
-     *                       {@link addNamespaceAlias()}.
-     * @param mixed $options The constraint options
+     * @param string $name    The constraint name. Either a constraint relative
+     *                        to the default constraint namespace, or a fully
+     *                        qualified class name. Alternatively, the constraint
+     *                        may be preceded by a namespace alias and a colon.
+     *                        The namespace alias must have been defined using
+     *                        {@link addNamespaceAlias()}.
+     * @param mixed  $options The constraint options
      *
      * @return Constraint
      *