https://fuchsia.googlesource.com/third_party/android.googlesource.com/platform/system/core/+/67481a676fa8b04fb0ed926f87320db68b38b71e/fs_mgr/libsnapshot/snapshot_metadata_updater.h
fs_mgr/libsnapshot/snapshot_metadata_updater.h -...
fsmgrsnapshotmetadataupdater