Merge "Lock down String8|16.string() usage" into main am: f9cae2c965 am: 998b5a1313

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2706173

Change-Id: Icdff05675fb4a51f5366b1882524fd0f6ad0f61e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>