Merge "Drop String8::std_string" into main am: 9cbae9d7 am: 5e890d37 am:...

Merge "Drop String8::std_string" into main am: 9cbae9d7 am: 5e890d37 am: afcf339b am: d7fedd07 am: 6888bc3f

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2745821



Change-Id: I567828ae4a35bdc6cedff83bd42e058a048a8ec9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>