/usr/share/doc/php-doctrine-orm/html/_static/configurationblock.js is in doctrine-orm-doc 2.4.6-1+deb8u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/php-doctrine-orm/html/_static/../../../../sphinx/themes/doctrine/static/configurationblock.js