Merge "cameraservice: Migrate all internal String8/String16s to std::string"...

Merge "cameraservice: Migrate all internal String8/String16s to std::string" into udc-dev-plus-aosp am: 29af5ad2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/24453021



Change-Id: If0b5512edaab71c9f93729f3e1755c9bb3a50f76
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>