=dev-libs/nss-3.17* ~amd64			# firefox
=dev-libs/nspr-4.22 ~amd64                      # firefox
=dev-libs/nss-3.45 ~amd64                       # firefox
=dev-libs/nss-3.46 ~amd64                       # firefox
=media-libs/libvpx-1.7* ~amd64                  # firefox
#=media-libs/libvpx-1.8* ~amd64                  # firefox
=dev-util/cbindgen-0.9* ~amd64                  # firefox
=media-libs/harfbuzz-2.6* ~amd64                # firefox