When building GTK+ on the JHBuild, it will enable the CUPS print backend if the CUPS headers are installed. And having a print backend on GTK+ is needed for the print-related API tests.
Created attachment 319413 [details] Patch
Comment on attachment 319413 [details] Patch Clearing flags on attachment: 319413 Committed r221413: <http://trac.webkit.org/changeset/221413>
All reviewed patches have been landed. Closing bug.