spam.js + d3-composite-projections boundaries

Just like this simple block, but painting the borders

<!DOCTYPE html>
<meta charset="utf-8" />
<body>
<script src="d3.min.js"></script>
<script src="topojson.min.js"></script>
<script src="rbush.min.js"></script>
<script src="d3.geo.projection.min.js"></script>
<script src="spam.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3-composite-projections/0.4.0/conicconformalspain-proj.min.js"></script>

d3.json("https://cdn.rawgit.com/rveciana/5919944/raw//provincias.json", function(error, d) {
    topojson.presimplify(d)
    var proj = d3.geo.conicConformalSpain();

var map = new StaticCanvasMap({
        element: "body",
        width: 960,
        height: 500,
        projection: proj,
        data: [{
                features: topojson.feature(d, d.objects["provincias"]),
                static: {
                    paintfeature: function(parameters, d) {
                        parameters.context.lineWidth = 0.5
                        parameters.context.strokeStyle = "#555"
                        parameters.context.stroke()

parameters.context.fillStyle = "#f4efec";
                        parameters.context.fill()
                    },
                    postpaint: function(parameters) {
                        parameters.context.beginPath()
                        parameters.context.moveTo(0,0);
                        parameters.context.lineTo(300,150);
                        var p = new Path2D(proj.getCompositionBorders())
                        parameters.context.strokeStyle = "#555"
                        parameters.context.stroke(p)
                    }
                }
            }
        ]
    })
    map.init()
})
</script>

Updated missing url https://cdnjs.cloudflare.com/ajax/libs/d3-composite-projections/0.4.0/conicConformalSpain-proj.min.js to https://cdnjs.cloudflare.com/ajax/libs/d3-composite-projections/0.4.0/conicconformalspain-proj.min.js

https://cdnjs.cloudflare.com/ajax/libs/d3-composite-projections/0.4.0/conicConformalSpain-proj.min.js