gbm_gralloc: Sync with upstream project am: 48ce23715a am: e072e96c13 am: 0d96cb4f50 am: 1dbed0edae

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/1429668

Change-Id: Ib416ee00d4c1b30218d5615c8425865a35814a95