the cairo-1.12.16-all-clipped-3.patch fail to apply in the live ebuild. Reason, it was applied upstreams (http://cgit.freedesktop.org/cairo/commit/?id=18b3cce2f5812c357e4b6310e72d72dd9ec92ed4)
+ 08 May 2014; Alexandre Rostovtsev <tetromino@gentoo.org> cairo-9999.ebuild, + files/cairo-1.12.16-all-clipped-3.patch: + Patch applied upstream, thanks to Yannick Schaeffer (bug #509770)