When we get an object added and it has an STable that was never tagged with an SC, tag it with this one.
When we get an object added and it has an STable that was never tagged with an SC, tag it with this one.

cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp