/usr/lib/libunity-webapps.so.0 is in libunity-webapps0 2.5.0~+14.04.20140409-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libunity-webapps.so.0.0.0
/usr/lib/libunity-webapps.so.0.0.0