minigbm: remove gbm_bo_map(..) discrepancy

We can now use the upstream gbm_bo_map(..) prototype.

BUG=b:145747350
TEST=compile

Change-Id: Ic3e25ebad903da29be4eb085e5a46bf8109de63f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/2118475
Tested-by: Gurchetan Singh <gurchetansingh@chromium.org>
Commit-Queue: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: David Riley <davidriley@chromium.org>
Reviewed-by: Lepton Wu <lepton@chromium.org>
2 files changed