/usr/share/doc/qtdeclarative5-ubuntu-content0.1/changelog.Debian.gz is in qtdeclarative5-ubuntu-content0.1 0.0+14.04.20140415-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/qtdeclarative5-ubuntu-content0.1/../libcontent-hub0/changelog.Debian.gz