function findOneByReference(search)
{
    for (const font of document.fonts) {
        if (conformsToReference(font, criterion)) {
            return font;
        }
    }

    return null;
}
Returns the first `FontFace` from `document.fonts` that satisfies
the provided `FontFaceReference`.

@param {FontFaceReference} font

@returns {?FontFace}