updated bootstrap file

src/Symfony/Component/HttpKernel/bootstrap.php

@@ -214,63 +214,6 @@ class ClassCollectionLoader
     }
 }
 }
-namespace Symfony\Component\HttpKernel\Debug
-{
-use Symfony\Component\EventDispatcher\EventDispatcher;
-use Symfony\Component\EventDispatcher\Event;
-use Symfony\Component\HttpKernel\Log\LoggerInterface;
-use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
-use Symfony\Component\HttpKernel\HttpKernelInterface;
-use Symfony\Component\HttpKernel\Exception\FlattenException;
-use Symfony\Component\HttpFoundation\Request;
-class ExceptionListener
-{
-    protected $controller;
-    protected $logger;
-    public function __construct($controller, LoggerInterface $logger = null)
-    {
-        $this->controller = $controller;
-        $this->logger = $logger;
-    }
-    public function handle(Event $event)
-    {
-        static $handling;
-        if (true === $handling) {
-            return false;
-        }
-        $handling = true;
-        $exception = $event->get('exception');
-        $request = $event->get('request');
-        if (null !== $this->logger) {
-            $this->logger->err(sprintf('%s: %s (uncaught exception)', get_class($exception), $exception->getMessage()));
-        } else {
-            error_log(sprintf('Uncaught PHP Exception %s: "%s" at %s line %s', get_class($exception), $exception->getMessage(), $exception->getFile(), $exception->getLine()));
-        }
-        $logger = null !== $this->logger ? $this->logger->getDebugLogger() : null;
-        $attributes = array(
-            '_controller' => $this->controller,
-            'exception'   => FlattenException::create($exception),
-            'logger'      => $logger,
-                        'format'      => 0 === strncasecmp(PHP_SAPI, 'cli', 3) ? 'txt' : $request->getRequestFormat(),
-        );
-        $request = $request->duplicate(null, null, $attributes);
-        try {
-            $response = $event->getSubject()->handle($request, HttpKernelInterface::SUB_REQUEST, true);
-        } catch (\Exception $e) {
-            $message = sprintf('Exception thrown when handling an exception (%s: %s)', get_class($e), $e->getMessage());
-            if (null !== $this->logger) {
-                $this->logger->err($message);
-            } else {
-                error_log($message);
-            }
-                        throw $exception;
-        }
-        $event->setReturnValue($response);
-        $handling = false;
-        return true;
-    }
-}
-}
 namespace Symfony\Component\DependencyInjection
 {
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;