x11-plugins/docker-1.5 was removed from stable to testing with patch from #207733. I'm not sure if it was intentional to set as testing already stable ebuild but if yes, please create -r1 version and return original ebuild to stable. Reproducible: Always Steps to Reproduce:
CC'ing involved arches. The keyword revert seems like an accident due to an error in Jakub's patch. amd64 is stable again.
x86 stable
ppc stable
alpha stable, closing