Device management info: Refer to current user, not primary user

The device management info page should show information about the
current user's policies, not the primary user's.

Bug: 32692748
Test: m RunSettingsRoboTests

Change-Id: I5d8afa7fae1c0f3a4da78b085365882827e6721b

src/com/android/settings/enterprise/DevicePolicyManagerWrapperImpl.java

@@ -46,11 +46,6 @@ public class DevicePolicyManagerWrapperImpl implements DevicePolicyManagerWrappe
         return mDpm.getDeviceOwnerComponentOnAnyUser();
     }
 
-    @Override
-    public int getDeviceOwnerUserId() {
-        return mDpm.getDeviceOwnerUserId();
-    }
-
     @Override
     public @Nullable ComponentName getProfileOwnerAsUser(final int userId) {
         return mDpm.getProfileOwnerAsUser(userId);