Revert "Mms: Generic Blacklist support (3 of 5)"

This reverts commit 3cae90f55c8150a3eb4bcd287bfd585807f4c345.
Revert "Mms: use existing setting instead of using MmsConfig."

This reverts commit 52bbf138e570cbb0b473daf6fe9c35006a0b9f4f.