Revert "framework: Privacy Guard"

Change-Id: I82ab85092e54c577a0817f3bedc85063c9a3054a
Privacy Guard : Reimplement backed by AppOps

Re-implements privacy guard to use appops.

Change-Id: I2b52e8cf0d6e126fb156f83df885b5551503cd9d
Merge "Revert "framework: Privacy Guard"" into cm-10.2
Merge "Privacy Guard : Reimplement backed by AppOps" into cm-10.2