Move gpu_device type and rules to core policy.

Change-Id: I3ce0b4bd25e078698a1c50242aaed414bf5cb517
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
Merge "Move gpu_device type and rules to core policy."
Revert "Revert "hammerhead: Remove Manage Mobile Plan""

This reverts commit bdb43a4df3343547143a52fa373900e94124a912.
Merge https://android.googlesource.com/device/lge/hammerhead into kk-devel