void WeakMapBase::restoreMarkedWeakMaps(WeakMapSet& markedWeakMaps) {
  for (WeakMapSet::Range r = markedWeakMaps.all(); !r.empty(); r.popFront()) {
    WeakMapBase* map = r.front();
    MOZ_ASSERT(map->zone()->isGCMarking());
    MOZ_ASSERT(!map->marked);
    map->marked = true;
  }
}

bool
WeakMapBase::saveCompartmentMarkedWeakMaps(JSCompartment *c, WeakMapSet &markedWeakMaps)
{
    for (WeakMapBase *m = c->gcWeakMapList; m; m = m->next) {
        if (m->marked && !markedWeakMaps.put(m))
            return false;
    }
    return true;
}

bool
WeakMapBase::saveZoneMarkedWeakMaps(JS::Zone* zone, WeakMapSet& markedWeakMaps)
{
    for (WeakMapBase* m : zone->gcWeakMapList()) {
        if (m->marked && !markedWeakMaps.put(m))
            return false;
    }
    return true;
}