Revert "Lockscreen Notifications [2/2]"

This reverts commit 1879fb79aefaa7be7364b0cab4ba19172a3775df.
Revert "LSN"

This reverts commit 889e3cb6feafa438422503a5b727e251f4097a2b.
Revert "LSN"

This reverts commit ae1626ae954075a31b307a59d77dd073f25d0123.