Revert "Make permission flag visible from AppSearch module"

Revert submission 34039695-af-visibility

Reason for revert: Likely culprit for b/426196725  - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Bug : 426196725

Reverted changes: /q/submissionid:34039695-af-visibility

Change-Id: Ie14b24f9be4270d93a7a362e06cf5bfb222aafb1