Definition
Scalable Vector Graphics (SVG) 2 defines SVGSymbolElement
[Exposed=Window]
interface SVGSymbolElement : SVGGraphicsElement {
};
SVGSymbolElement includes SVGFitToViewBox;
Consolidated IDL (across mixin and partials)
[Exposed=Window]
interface SVGSymbolElement : SVGGraphicsElement {
[SameObject] readonly attribute SVGAnimatedRect viewBox;
[SameObject] readonly attribute SVGAnimatedPreserveAspectRatio preserveAspectRatio;
};