When emerging gnome-base/gvfs-1.16.0 the ebuild still wants to apply the patch gvfs-1.2.2-expose-archive-backend.patch and fails.
As far as I can see, this patch should not be necessary anymore and therefore the "if use archive" in the ebuild can be removed.
+ 31 Mar 2013; Pacho Ramos <firstname.lastname@example.org>
+ +files/gvfs-1.16.0-expose-archive-backend.patch, gvfs-1.16.0.ebuild:
+ Add mtp support (#463794 by plaes) and update archive patch with current
+ fedora one (#463878 by Torsten Stets).