Merge "Reland exporting create_snapshot" into main am: 5b3f7c3283 am: 49b04b7a82 am: b768f63bf0

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

Change-Id: Id96d2fc067c78a571625d84d119e26da945491f1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>