/usr/share/php/ is in php-symfony-var-dumper 2.7.10-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Symfony/
/usr/share/php/Symfony/Component/
/usr/share/php/Symfony/Component/VarDumper/
/usr/share/php/Symfony/Component/VarDumper/Resources/
/usr/share/php/Symfony/Component/VarDumper/Resources/functions/
/usr/share/php/Symfony/Component/VarDumper/Resources/functions/dump.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/
/usr/share/php/Symfony/Component/VarDumper/Cloner/Cursor.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/ClonerInterface.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/DumperInterface.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/Data.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/AbstractCloner.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/Stub.php
/usr/share/php/Symfony/Component/VarDumper/Cloner/VarCloner.php
/usr/share/php/Symfony/Component/VarDumper/Dumper/
/usr/share/php/Symfony/Component/VarDumper/Dumper/DataDumperInterface.php
/usr/share/php/Symfony/Component/VarDumper/Dumper/AbstractDumper.php
/usr/share/php/Symfony/Component/VarDumper/Dumper/HtmlDumper.php
/usr/share/php/Symfony/Component/VarDumper/Dumper/CliDumper.php
/usr/share/php/Symfony/Component/VarDumper/VarDumper.php
/usr/share/php/Symfony/Component/VarDumper/Caster/
/usr/share/php/Symfony/Component/VarDumper/Caster/Caster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/StubCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/CutStub.php
/usr/share/php/Symfony/Component/VarDumper/Caster/ExceptionCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/DOMCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/MongoCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/DoctrineCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/ResourceCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/ReflectionCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/AmqpCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/ConstStub.php
/usr/share/php/Symfony/Component/VarDumper/Caster/PdoCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/XmlResourceCaster.php
/usr/share/php/Symfony/Component/VarDumper/Caster/SplCaster.php
/usr/share/php/Symfony/Component/VarDumper/autoload.php
/usr/share/php/Symfony/Component/VarDumper/Exception/
/usr/share/php/Symfony/Component/VarDumper/Exception/ThrowingCasterException.php