Merge "Set a default ACL on /data/media/userId." am: c5c3cdee24 am: ad7b138161 am: 0fc5327261

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/1530814

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I02a136d5b3edeb95a5af1e4cc81b202760625978