[automerger skipped] Merge "Migrate from android::String isEmpty to empty" into main am: efce371535 -s ours

am skip reason: Merged-In Id74502de0e51182aa9629db8dc70739be4483d12 with SHA-1 a7a9988734 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2705934

Change-Id: If9cbd5aa0de6233dcc79f79ab4f3095863197937
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>