Merge "Revert "Revert "Drop all path-related methods from android::String8"""...

Merge "Revert "Revert "Drop all path-related methods from android::String8""" into main am: b2b037d9 am: e4fc1fb9 am: 4b17b30a am: 398b95b5 am: 0dad7d5e

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2745823



Change-Id: Ib7989eac1357a959d567952a2ae4837149ce2683
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>