Fix crash on settings launch in secondary user.

Bug: 14403545

Make sure the tile wasn't already removed for other reasons.

Change-Id: Ia2b5528c01dbfba4919afaf8352e45db9ef345c3

src/com/android/settings/SettingsActivity.java

@@ -1075,7 +1075,8 @@ public class SettingsActivity extends Activity
                 }
 
                 if (UserHandle.MU_ENABLED && UserHandle.myUserId() != 0
-                        && !ArrayUtils.contains(SETTINGS_FOR_RESTRICTED, id)) {
+                        && !ArrayUtils.contains(SETTINGS_FOR_RESTRICTED, id)
+                        && n < category.getTilesCount()) {
                     category.removeTile(n);
                 }