How to use 'fontawesome 4.7 cdn' in JavaScript

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function FontAwesomeIcon(props) {
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  var iconArgs = props.icon,
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      maskArgs = props.mask,
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      symbol = props.symbol,
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      className = props.className,
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      title = props.title;
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  var iconLookup = normalizeIconArgs(iconArgs);
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  var classes = objectWithKey('classes', [].concat(_toConsumableArray(classList(props)), _toConsumableArray(className.split(' '))));
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  var transform = objectWithKey('transform', typeof props.transform === 'string' ? fontawesomeSvgCore.parse.transform(props.transform) : props.transform);
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  var mask = objectWithKey('mask', normalizeIconArgs(maskArgs));
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  var renderedIcon = fontawesomeSvgCore.icon(iconLookup, _objectSpread2({}, classes, {}, transform, {}, mask, {
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    symbol: symbol,
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    title: title
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  }));
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  if (!renderedIcon) {
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    log('Could not find icon', iconLookup);
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    return null;
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  }
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  var abstract = renderedIcon.abstract;
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  var extraProps = {};
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  Object.keys(props).forEach(function (key) {
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    if (!FontAwesomeIcon.defaultProps.hasOwnProperty(key)) {
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      // eslint-disable-line no-prototype-builtins
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      extraProps[key] = props[key];
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    }
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  });
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  return convertCurry(abstract[0], extraProps);
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}