Gnome3 showed Firefox-bin instead of Firefox in the tasklist; as firefox and firefox-bin are really the same binary just the the first one to execute
xulrunner
+/usr/lib(64)?/xulrunner-.*
+/etc/gre.d/.*
requires "mozilla-js-<targettype>"
mozilla-js
xulrunner-translations-common
+/usr/lib(64)?/xulrunner-.*
requires "xulrunner-<targettype> = <version>"
supplements "packageand(xulrunner-translations-common:xulrunner-<targettype>)"
xulrunner-translations-other
+/usr/lib(64)?/xulrunner-.*
requires "xulrunner-<targettype> = <version>"
supplements "packageand(xulrunner-translations-other:xulrunner-<targettype>)"