Merge "[Settings] Code refactor" am: b60b759dac

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Settings/+/2311309

Change-Id: I8e0331d1f3fccc71a33a81fbb7d98956bce1be27
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>