From c5479dde8cbbdbd8a5aa205846630969b3804114 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Wed, 13 Jan 2016 08:28:48 +0100
Subject: [PATCH] [2.3] Workaround https://bugs.php.net/63206

---
 src/Symfony/Component/HttpFoundation/JsonResponse.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/HttpFoundation/JsonResponse.php b/src/Symfony/Component/HttpFoundation/JsonResponse.php
index 13611425d4..9d7b9ebd31 100644
--- a/src/Symfony/Component/HttpFoundation/JsonResponse.php
+++ b/src/Symfony/Component/HttpFoundation/JsonResponse.php
@@ -106,7 +106,7 @@ class JsonResponse extends Response
                     // PHP 5.3 triggers annoying warnings for some
                     // types that can't be serialized as JSON (INF, resources, etc.)
                     // but doesn't provide the JsonSerializable interface.
-                    set_error_handler('var_dump', 0);
+                    set_error_handler(function () { return false; });
                     $data = @json_encode($data, $this->encodingOptions);
                 } else {
                     // PHP 5.4 and up wrap exceptions thrown by JsonSerializable