Revert "services: don't clear wallpaper when SystemUI"

This reverts commit da206ed880afb4c1629fdc0379efef2c593358cb.

Change-Id: Icdb36d4632d85ac5172b6b42d7598eb827b62e2e
Revert "frameworks: Smooth background gradient"

This reverts commit 7577b2f6baa9cf82f1b13fa19309dede0497df1f.

Change-Id: I4b2859c0f3e8c8721a2cd66c576bdc37aa58e725
Revert "SUPL early data connection fix"

This reverts commit 10d290815d42c33fc3eebb6890c3c3c17770ce5b.

Change-Id: Ia97c4a5dfdb9b357b0c2f4dbbbe3b1b83788f818