Merge changes If51568c3,Idd434c19 into nyc-dev
am: 45165c9373

* commit '45165c9373f1bf2dbe0c3f11b271daa24414ea35':
  Demote the log in ProcessState.ensureNotDead from a wtf to a warning.
  @hide SystemHealthManager.from

Change-Id: Id56c7ee80254eac26132956ef62b83c405a0e2f8