function findOneByShorthand(search)
{
    for (const font of document.fonts) {
        if (conformsToShorthand(font, search)) {
            return font;
        }
    }

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

Examples:

- "Roboto"
- "italic bold 16px Roboto"

@param {string} font

@returns {?FontFace}