Merge "init: Avoid extra string copies when finding devices by using const refs" into main am: fa528cccf6 am: 2bf55942ab

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3342430

Change-Id: I05bb1da082748cee4d1bd53809d37fe688cade86
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>