=== tests/cases/compiler/es6ClassTest4.ts ===
declare class Point
>Point : Point
{
    x: number;
>x : number

    y: number;
>y : number

    add(dx: number, dy: number): Point;
>add : (dx: number, dy: number) => Point
>dx : number
>dy : number
>Point : Point

    mult(p: Point): Point;
>mult : (p: Point) => Point
>p : Point
>Point : Point
>Point : Point

    static origin: Point;
>origin : Point
>Point : Point

    constructor(x: number, y: number);
>x : number
>y : number
}