Check if every property this descriptor references (i.e. every nested object/array it points to) has actually had its own descriptor built yet, and set the descriptor's complete flag to true if so.
complete
The descriptor to check.
The same descriptor, with complete updated.
Check if every property this descriptor references (i.e. every nested object/array it points to) has actually had its own descriptor built yet, and set the descriptor's
completeflag to true if so.