/usr/share/php/Symfony/ is in php-symfony-locale 2.3.21+dfsg-4+deb8u3.
This file is owned by root:root, with mode 0o755.
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/usr/share/php/Symfony/Component/
/usr/share/php/Symfony/Component/Locale/
/usr/share/php/Symfony/Component/Locale/Exception/
/usr/share/php/Symfony/Component/Locale/Exception/MethodArgumentNotImplementedException.php
/usr/share/php/Symfony/Component/Locale/Exception/MethodArgumentValueNotImplementedException.php
/usr/share/php/Symfony/Component/Locale/Exception/MethodNotImplementedException.php
/usr/share/php/Symfony/Component/Locale/Exception/NotImplementedException.php
/usr/share/php/Symfony/Component/Locale/Locale.php
/usr/share/php/Symfony/Component/Locale/Stub/
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/AmPmTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/DayOfWeekTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/DayOfYearTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/DayTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/FullTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/Hour1200Transformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/Hour1201Transformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/Hour2400Transformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/Hour2401Transformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/HourTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/MinuteTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/MonthTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/QuarterTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/SecondTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/TimeZoneTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/Transformer.php
/usr/share/php/Symfony/Component/Locale/Stub/DateFormat/YearTransformer.php
/usr/share/php/Symfony/Component/Locale/Stub/StubCollator.php
/usr/share/php/Symfony/Component/Locale/Stub/StubIntl.php
/usr/share/php/Symfony/Component/Locale/Stub/StubIntlDateFormatter.php
/usr/share/php/Symfony/Component/Locale/Stub/StubLocale.php
/usr/share/php/Symfony/Component/Locale/Stub/StubNumberFormatter.php