Variable ViewColumn`Const`

ViewColumn: {
    Active: -1;
    Beside: -2;
    Eight: 8;
    Five: 5;
    Four: 4;
    Nine: 9;
    One: 1;
    Seven: 7;
    Six: 6;
    Three: 3;
    Two: 2;
} = ...

Editor-column values accepted by panel/editor call-shape tests. Columns have no layout behavior in this mock.