Merge branch '2.7' into 2.8

* 2.7:
  Minor fixes
  [Console] Overcomplete argument exception message tweak.

Author: fabpot

DependencyInjection/FrameworkExtension.php

@@ -23,7 +23,6 @@
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\Config\FileLocator;
-use Symfony\Component\Validator\Validation;
 
 /**
  * FrameworkExtension.

Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -18,7 +18,6 @@
 use Symfony\Component\DependencyInjection\Loader\ClosureLoader;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
 use Symfony\Component\DependencyInjection\Reference;
-use Symfony\Component\Validator\Validation;
 
 abstract class FrameworkExtensionTest extends TestCase
 {

Tests/Functional/Bundle/TestBundle/Controller/SessionController.php

@@ -42,7 +42,7 @@ public function welcomeAction(Request $request, $name = null)
 
     public function logoutAction(Request $request)
     {
-        $request->getSession('session')->invalidate();
+        $request->getSession()->invalidate();
 
         return new Response('Session cleared.');
     }