Revert "Poss Derp"

This reverts commit 09074a1155107f89faf57cacc73bf2f8cd03de90.
Revert "Fix visibility of camera widget on insecure lock screens with DPM"

This reverts commit 0109240c38225fff680515aee832cf1d992d76a4.
Revert "Make the lock screen camera widget configurable (1/2)"

This reverts commit da17b5081be214620eb681d50e233c41ef1ad8c5.