Merge "Implement android::String access methods that avoid C string cast" into...

Merge "Implement android::String access methods that avoid C string cast" into main am: 771bda6c am: 2b3630be am: 1bdf8d7a am: 25c2b502 am: 523b248a

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2748673



Change-Id: I9e79bf6557a67a83582c9452f051459e48d7f0b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>