/usr/ is in libgnomecanvas2-dev 2.30.3-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libgnomecanvas2-dev/
/usr/include/
/usr/include/libgnomecanvas-2.0/
/usr/include/libgnomecanvas-2.0/libgnomecanvas/
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-bpath.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-clipgroup.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-line.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-path-def.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-pixbuf.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-polygon.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-rect-ellipse.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-rich-text.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-shape.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-text.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-util.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas-widget.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/gnome-canvas.h
/usr/include/libgnomecanvas-2.0/libgnomecanvas/libgnomecanvas.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libgnomecanvas-2.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libgnomecanvas-2.0.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libgnomecanvas2-dev/copyright
/usr/lib/x86_64-linux-gnu/libgnomecanvas-2.so
/usr/share/doc/libgnomecanvas2-dev/changelog.Debian.gz