Merge "libutils: disallow extending lifetime on stack" am: ea25b4ba5b

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2166445

Change-Id: I48eb86eb8426b1e5c7c92f957173b2eb63870864
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>