Only platform defined permissions need a review.

The only permissions a user can control for a legacy app in
runtime style without crashing the app are the ones defined
by the platform because we have app ops only for these and
also we contorl the access to data guarded by them.

bug:27102458

Change-Id: I63d02e169dc82e9f3638b8e8f99ed8d95ae7d325