Revert "Revert "Revert "Kill Videos"""

This reverts commit d085a2a73338944a65bce0c776e0ba7e8e867e73.
Allow creating custom dialogs in DialogPreference.

This allows creating non-AlertDialogs while still using the click and
state handling of DialogPreference.

Change-Id: I54fd7d6d6b9f6a49fef1ae95e0178838b3edfa56