Limit IsSeparateProfileChallengeAllowed to system callers am: 1b6301cf24

am: 406229f0c8

Change-Id: Ibcdd009840f36c0ac566a2211a50ac75f6db5c28

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java

@@ -4096,6 +4096,9 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {
 
     @Override
     public boolean isSeparateProfileChallengeAllowed(int userHandle) {
+        if (!isCallerWithSystemUid()) {
+            throw new SecurityException("Caller must be system");
+        }
         ComponentName profileOwner = getProfileOwner(userHandle);
         // Profile challenge is supported on N or newer release.
         return profileOwner != null &&