Add pref from http://hg.mozilla.org/mozilla-central/rev/60ba9b28408c
Add pref from http://hg.mozilla.org/mozilla-central/rev/60ba9b28408c

nth10sd/funfuzz,nth10sd/funfuzz,MozillaSecurity/funfuzz,MozillaSecurity/funfuzz,nth10sd/funfuzz,MozillaSecurity/funfuzz