am 7e2ae6af: am f0063b29: Merge "Revert "Gralloc: Support HW_CAMERA_READ/HW_CAMERA_ZSL usage."" into jb-mr1-dev

* commit '7e2ae6af7412629df217407c81e8fe757e6c9fd5':
  Revert "Gralloc: Support HW_CAMERA_READ/HW_CAMERA_ZSL usage."