Merge "Reland exporting create_snapshot" into main am: 5b3f7c32 am:...

Merge "Reland exporting create_snapshot" into main am: 5b3f7c32 am: 49b04b7a am: b768f63b am: f984714f am: 5a659409

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2745757



Change-Id: Ie3561b66a886650100221203f5fc05b9f9f9ffd4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>