/usr/share/ is in libspice-client-gtk-2.0-dev 0.30-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gtk-doc/
/usr/share/gtk-doc/html/
/usr/share/gtk-doc/html/spice-gtk/
/usr/share/gtk-doc/html/spice-gtk/api-index-deprecated.html
/usr/share/gtk-doc/html/spice-gtk/ch02.html
/usr/share/gtk-doc/html/spice-gtk/SpiceUsbDeviceWidget.html
/usr/share/gtk-doc/html/spice-gtk/style.css
/usr/share/gtk-doc/html/spice-gtk/SpiceDisplayChannel.html
/usr/share/gtk-doc/html/spice-gtk/SpiceMainChannel.html
/usr/share/gtk-doc/html/spice-gtk/SpiceCursorChannel.html
/usr/share/gtk-doc/html/spice-gtk/SpiceSmartcardManager.html
/usr/share/gtk-doc/html/spice-gtk/SpiceInputsChannel.html
/usr/share/gtk-doc/html/spice-gtk/SpiceUsbredirChannel.html
/usr/share/gtk-doc/html/spice-gtk/ch01.html
/usr/share/gtk-doc/html/spice-gtk/spice-gtk-spice-version.html
/usr/share/doc/
/usr/share/gtk-doc/html/spice-gtk/right.png
/usr/share/gtk-doc/html/spice-gtk/SpiceUsbDeviceManager.html
/usr/share/gtk-doc/html/spice-gtk/SpicePortChannel.html
/usr/share/gtk-doc/html/spice-gtk/up.png
/usr/share/gtk-doc/html/spice-gtk/SpicePlaybackChannel.html
/usr/share/gtk-doc/html/spice-gtk/ch03.html
/usr/share/gtk-doc/html/spice-gtk/up-insensitive.png
/usr/share/gtk-doc/html/spice-gtk/spice-gtk.devhelp2
/usr/share/gtk-doc/html/spice-gtk/SpiceRecordChannel.html
/usr/share/gtk-doc/html/spice-gtk/annotation-glossary.html
/usr/share/gtk-doc/html/spice-gtk/index.html
/usr/share/gtk-doc/html/spice-gtk/spice-gtk-SpiceURI.html
/usr/share/gtk-doc/html/spice-gtk/left-insensitive.png
/usr/share/gtk-doc/html/spice-gtk/SpiceGtkSession.html
/usr/share/gtk-doc/html/spice-gtk/index.sgml
/usr/share/gtk-doc/html/spice-gtk/SpiceSession.html
/usr/share/gtk-doc/html/spice-gtk/application-support.html
/usr/share/gtk-doc/html/spice-gtk/SpiceDisplay.html
/usr/share/gtk-doc/html/spice-gtk/left.png
/usr/share/gtk-doc/html/spice-gtk/SpiceSmartcardChannel.html
/usr/share/gtk-doc/html/spice-gtk/api-reference.html
/usr/share/gtk-doc/html/spice-gtk/right-insensitive.png
/usr/share/gtk-doc/html/spice-gtk/api-index-full.html
/usr/share/gtk-doc/html/spice-gtk/home.png
/usr/share/gtk-doc/html/spice-gtk/SpiceChannel.html
/usr/share/gtk-doc/html/spice-gtk/object-tree.html
/usr/share/gtk-doc/html/spice-gtk/SpiceWebdavChannel.html
/usr/share/gtk-doc/html/spice-gtk/SpiceAudio.html
/usr/share/gtk-doc/html/spice-gtk/spice-gtk-Utilities.html
/usr/share/vala/
/usr/share/vala/vapi/
/usr/share/vala/vapi/spice-client-gtk-2.0.deps
/usr/share/vala/vapi/spice-client-gtk-2.0.vapi
/usr/share/gir-1.0/
/usr/share/gir-1.0/SpiceClientGtk-2.0.gir
/usr/share/doc/libspice-client-gtk-2.0-dev/
/usr/share/doc/libspice-client-gtk-2.0-dev/THANKS
/usr/share/doc/libspice-client-gtk-2.0-dev/README
/usr/share/doc/libspice-client-gtk-2.0-dev/TODO
/usr/share/doc/libspice-client-gtk-2.0-dev/copyright
/usr/share/doc/libspice-client-gtk-2.0-dev/NEWS.gz
/usr/share/doc/libspice-client-gtk-2.0-dev/changelog.Debian.gz