/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/ is in php-symfony-http-kernel 3.4.6+dfsg-1.
This file is owned by root:root, with mode 0o755.
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/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/AddAnnotatedClassesToCachePass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/AddClassesToCachePass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/ConfigurableExtension.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/ControllerArgumentValueResolverPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/Extension.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/FragmentRendererPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/LazyLoadingFragmentHandler.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/LoggerPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/MergeExtensionConfigurationPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/RegisterControllerArgumentLocatorsPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/ResettableServicePass.php
/usr/share/php/Symfony/Component/HttpKernel/DependencyInjection/ServicesResetter.php