| ContactCell | The Contact Cell fits inside ListView or RecyclerView. |
| ContactCell.LayoutParams | Layout information for child views of an ContactCell. |
| ContactCell.Measurement | Wraps measurement information so that they can be returned in a method |
| ProfileHeader | The profile header helps the user recognize and learn more about a person. |
| ProfileHeader.LayoutParams | Layout information for child views of an ProfileHeader
Child view added in XML could optionally have a layout_profile_group parameter to tell
the parent |
| ContactCell.ContactAction | With setContactActions(ContactAction), shows specified actions for contact cell. |