Merge branch '4.3' into 4.4

* 4.3:
  cs fix
  Replace calls to setExpectedException by Pollyfill

Author: nicolas-grekas

Tests/Generator/UrlGeneratorTest.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\Routing\Tests\Generator;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Bridge\PhpUnit\ForwardCompatTestTrait;
 use Symfony\Component\Routing\Generator\UrlGenerator;
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\Routing\RequestContext;
@@ -20,6 +21,8 @@
 
 class UrlGeneratorTest extends TestCase
 {
+    use ForwardCompatTestTrait;
+
     public function testAbsoluteUrlWithPort80()
     {
         $routes = $this->getRoutes('test', new Route('/testing'));