[automerger skipped] Merge "Set stability for unset interfaces."
am: ac7caa9525 -s ours
am skip reason: change_id I97e3e7c72f99e12dbf00996ff0c68fb683f3c494 with SHA1 05929556e9 is in history

Change-Id: Ib7957b83b6c8f38c17f272bb01be356be757f250