View file phpBB3/vendor/twig/twig/lib/Twig/CacheInterface.php

<?php

use Twig\Cache\CacheInterface;

class_exists('Twig\Cache\CacheInterface');

@trigger_error('Using the "Twig_CacheInterface" class is deprecated since Twig version 2.7, use "Twig\Cache\CacheInterface" instead.', \E_USER_DEPRECATED);

if (false) {
    /** @deprecated since Twig 2.7, use "Twig\Cache\CacheInterface" instead */
    class Twig_CacheInterface extends CacheInterface
    {
    }
}