Revert "Build fixes"

This reverts commit 0a6b0e16a5004ecd419265babf6c31d52bff417f.
Revert "SystemUI: transparency control overhaul"

This reverts commit c21bd34382fccc45edd7b3e005e29149bc9f8bc5.
Revert "transparent statusbar"

This reverts commit dea1e741832ecba70f45ea3f93d290614f1942d4.
Revert "transparent nav bar"

This reverts commit 68d31d60bfd90067293730343442d0c476532f14.
need this