Merge branch '4.4'

* 4.4:
  [HttpKernel] make ExceptionEvent able to propagate any throwable
  [Security] Avoid unnecessary usage of Reflection
  Disallow symfony/contracts v2.
  minor add missing loop break
  [Security] Add migrating encoder configuration
  [Security] Fix defining multiple roles per access_control rule

Author: xabbuh

Console/Application.php

@@ -19,8 +19,8 @@
 use Symfony\Component\Console\Output\ConsoleOutputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Debug\Exception\FatalThrowableError;
 use Symfony\Component\DependencyInjection\ContainerAwareInterface;
-use Symfony\Component\ErrorHandler\Exception\ErrorException;
 use Symfony\Component\HttpKernel\Bundle\Bundle;
 use Symfony\Component\HttpKernel\Kernel;
 use Symfony\Component\HttpKernel\KernelInterface;
@@ -211,7 +211,7 @@ private function renderRegistrationErrors(InputInterface $input, OutputInterface
                 $this->doRenderThrowable($error, $output);
             } else {
                 if (!$error instanceof \Exception) {
-                    $error = new ErrorException($error);
+                    $error = new FatalThrowableError($error);
                 }
 
                 $this->doRenderException($error, $output);

Resources/config/web.xml

@@ -75,7 +75,7 @@
             <argument type="service" id="error_renderer" />
         </service>
 
-        <service id="exception_listener" class="Symfony\Component\HttpKernel\EventListener\ExceptionListener">
+        <service id="exception_listener" class="Symfony\Component\HttpKernel\EventListener\ErrorListener">
             <tag name="kernel.event_subscriber" />
             <tag name="monolog.logger" channel="request" />
             <argument>%kernel.error_controller%</argument>

Tests/Kernel/ConcreteMicroKernel.php

@@ -32,7 +32,7 @@ class ConcreteMicroKernel extends Kernel implements EventSubscriberInterface
 
     public function onKernelException(ExceptionEvent $event)
     {
-        if ($event->getException() instanceof Danger) {
+        if ($event->getThrowable() instanceof Danger) {
             $event->setResponse(Response::create('It\'s dangerous to go alone. Take this ⚔'));
         }
     }