Use String8/16 c_str am: e97a1ec320 am: d295199fdb

Original change: https://android-review.googlesource.com/c/platform/system/libhwbinder/+/2704655

Change-Id: I23775800f46780ef7123717424394491c824cd89
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>