Implement SID API

Change-Id: Id11632a6b4b9cab6f08f97026dd65fdf49a46491
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 86b769f..ac6818a 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -254,6 +254,7 @@
     mkdir /data/misc/bluedroid 0770 bluetooth net_bt_stack
     mkdir /data/misc/bluetooth 0770 system system
     mkdir /data/misc/keystore 0700 keystore keystore
+    mkdir /data/misc/gatekeeper 0700 system system
     mkdir /data/misc/keychain 0771 system system
     mkdir /data/misc/net 0750 root shell
     mkdir /data/misc/radio 0770 system radio
@@ -608,7 +609,7 @@
     disabled
     oneshot
 
-service gatekeeperd /system/bin/gatekeeperd
+service gatekeeperd /system/bin/gatekeeperd /data/misc/gatekeeper
     class main
     user system