SvgDescElement Class
https://w3c.github.io/svgwg/svg2-draft/struct.html#svgdescelement
public sealed class SvgDescElement : SvgElement- Inheritance
SvgElementSvgDescElement
https://w3c.github.io/svgwg/svg2-draft/struct.html#svgdescelement
public sealed class SvgDescElement : SvgElementSvgElement SvgDescElement