/usr/ is in libmetacity-dev 1:2.34.13-0ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/include/metacity-1/
/usr/include/
/usr/include/metacity-1/metacity-private/
/usr/include/metacity-1/metacity-private/theme-parser.h
/usr/include/metacity-1/metacity-private/util.h
/usr/include/metacity-1/metacity-private/boxes.h
/usr/include/metacity-1/metacity-private/gradient.h
/usr/include/metacity-1/metacity-private/preview-widget.h
/usr/include/metacity-1/metacity-private/common.h
/usr/include/metacity-1/metacity-private/theme.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libmetacity-dev/
/usr/share/doc/libmetacity-dev/copyright
/usr/lib/
/usr/lib/libmetacity-private.a
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/libmetacity-private.pc
/usr/share/doc/libmetacity-dev/NEWS.gz
/usr/share/doc/libmetacity-dev/README.gz
/usr/share/doc/libmetacity-dev/changelog.Debian.gz
/usr/share/doc/libmetacity-dev/AUTHORS
/usr/lib/libmetacity-private.so