Prior to the userAdd icon  being upstreamed to OOUI , we would like to make sure the icon is consistent with OOUI.
- A or B is done:
- A. A new icon that is consistent with OOUI is created to replace the current, userAdd icon OR
- B. It has been determined the userAdd icon does not need changing
|1. Current userAdd icon (see right-most icon in toolbar)|