/usr/lib/x86_64-linux-gnu/libcheese-gtk.so is in libcheese-gtk-dev 3.10.2-0ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libcheese-gtk.so.23.0.17
/usr/lib/x86_64-linux-gnu/libcheese-gtk.so.23.0.17