am ef36a41e: (-s ours) Reconcile with jb-mr1-factory-release jb-mr1-release - do not merge

* commit 'ef36a41e3f1d614f70c6492f00839d31146bfe52':
  camera: enhancement af functionality
  use pthread_cond_timedwait() in poll thread
  camera: Changes to match ZSL snapshot match issue.