am dfe8cfa1: am 7002083f: Merge "Revert "Revert "EmulatedFakeCamera2: Add precapture trigger and reprocess support""" into jb-mr1-dev

* commit 'dfe8cfa1539d7a7f088554f3d8fae10117767b8f':
  Revert "Revert "EmulatedFakeCamera2: Add precapture trigger and reprocess support""