SVGFEConvolveMatrixElement: {
    prototype: SVGFEConvolveMatrixElement;
    SVG_EDGEMODE_DUPLICATE: 1;
    SVG_EDGEMODE_NONE: 3;
    SVG_EDGEMODE_UNKNOWN: 0;
    SVG_EDGEMODE_WRAP: 2;
    new (): SVGFEConvolveMatrixElement;
}