Revert^2 "Deprecate retailDemo permission protection flag."

This reverts commit f08cb151dc74bd9f602223fc76e36efd3e9f99ae.

Reason for revert: 24Q2 is now cut
Fixes: 294122862
Bug: 318362596
Test: presubmit

Change-Id: I5b09bb41adf446b3aa7fdf1072cad03ffee3a6c8
3 files changed