myaac/system/libs/Twig/Twig/Extension/StringLoader.php

<?php

use Twig\Extension\StringLoaderExtension;

class_exists('Twig\Extension\StringLoaderExtension');

@trigger_error('Using the "Twig_Extension_StringLoader" class is deprecated since Twig version 2.7, use "Twig\Extension\StringLoaderExtension" instead.', \E_USER_DEPRECATED);

if (false) {
    /** @deprecated since Twig 2.7, use "Twig\Extension\StringLoaderExtension" instead */
    class Twig_Extension_StringLoader extends StringLoaderExtension
    {
    }
}