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

* commit 'f0063b298b078df61d7b80bfdbb9ea28515ed615':
  Revert "Gralloc: Support HW_CAMERA_READ/HW_CAMERA_ZSL usage."