Cleanup remaining code that used 'status' fields of HealthMonitor

Also cleanup some comments in abstract_driver

fixes bug 1208822

Change-Id: Ibfee548a1e27cc25b8607fb24018e3b35148a955
sync some configuration items with codes

Bug #1210173

Change-Id: I3622a45f0907e49391156322553665845978a551
Merge "sync some configuration items with codes"
Merge "Cleanup remaining code that used 'status' fields of HealthMonitor"