Revert "Strip file execute permissions from unconfined domains."

I'd like to do more testing to make sure OTA updates aren't broken by this change. Until we do the testing, let's rollback this change.

This reverts commit 5da08810bb0e5724cfc45455cb88dd5fdf8a2d31.

Change-Id: I56a7f47a426cfd3487af1029283bd8ce182d5ab2
1 file changed