/usr/share/php/Horde/ is in php-horde-controller 2.0.1-7.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Horde/Controller/
/usr/share/php/Horde/Controller.php
/usr/share/php/Horde/Controller/Base.php
/usr/share/php/Horde/Controller/Exception.php
/usr/share/php/Horde/Controller/Filter/
/usr/share/php/Horde/Controller/Filter/Gzip.php
/usr/share/php/Horde/Controller/FilterCollection.php
/usr/share/php/Horde/Controller/FilterRunner.php
/usr/share/php/Horde/Controller/Null.php
/usr/share/php/Horde/Controller/PostFilter.php
/usr/share/php/Horde/Controller/PreFilter.php
/usr/share/php/Horde/Controller/Request/
/usr/share/php/Horde/Controller/Request.php
/usr/share/php/Horde/Controller/Request/Http.php
/usr/share/php/Horde/Controller/Request/Mock.php
/usr/share/php/Horde/Controller/Request/Null.php
/usr/share/php/Horde/Controller/RequestConfiguration.php
/usr/share/php/Horde/Controller/Response.php
/usr/share/php/Horde/Controller/ResponseWriter/
/usr/share/php/Horde/Controller/ResponseWriter.php
/usr/share/php/Horde/Controller/ResponseWriter/Web.php
/usr/share/php/Horde/Controller/ResponseWriter/WebDebug.php
/usr/share/php/Horde/Controller/Runner.php
/usr/share/php/Horde/Controller/SettingsExporter/
/usr/share/php/Horde/Controller/SettingsExporter.php
/usr/share/php/Horde/Controller/SettingsExporter/Default.php
/usr/share/php/Horde/Controller/UrlWriter.php