Merge "Use String8/16 c_str [audio]" into main am: b904e85c6a

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2724076

Change-Id: I47a6cf42ba489f0de666a4fc9d2e2151b2892c61
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>