Backed out changeset 1479002a991a, enableSPSProfilingAssertions fuzzing is still broken due to bug 874687.
Backed out changeset 1479002a991a, enableSPSProfilingAssertions fuzzing is still broken due to bug 874687.

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