From a81106b80ec953361dc3051623e9ce5cfa2597cc Mon Sep 17 00:00:00 2001
From: Marek Pietrzak <marekpietrzak@gmail.com>
Date: Thu, 12 Apr 2018 08:41:18 +0100
Subject: [PATCH] Use CacheItemPoolInterface

---
 components/expression_language/extending.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/expression_language/extending.rst b/components/expression_language/extending.rst
index 225b293fbf3..d97ed6ac588 100644
--- a/components/expression_language/extending.rst
+++ b/components/expression_language/extending.rst
@@ -120,12 +120,12 @@ or by using the second argument of the constructor::
     It is recommended to create your own ``ExpressionLanguage`` class in your
     library. Now you can add the extension by overriding the constructor::
 
+        use Psr\Cache\CacheItemPoolInterface;
         use Symfony\Component\ExpressionLanguage\ExpressionLanguage as BaseExpressionLanguage;
-        use Symfony\Component\ExpressionLanguage\ParserCache\ParserCacheInterface;
 
         class ExpressionLanguage extends BaseExpressionLanguage
         {
-            public function __construct(ParserCacheInterface $parser = null, array $providers = array())
+            public function __construct(CacheItemPoolInterface $parser = null, array $providers = array())
             {
                 // prepends the default provider to let users override it easily
                 array_unshift($providers, new StringExpressionLanguageProvider());