* @property bool $preloadHeroImage Whether to preload hero images. Defaults to true. * @property bool $preloadSrcset Whether to enable preloading of images with a srcset attribute. Defaults * to false. * * @package ampproject/amp-toolbox */ final class PreloadHeroImageConfiguration extends BaseTransformerConfiguration { /** * Configuration key that holds the attribute that is used to store inline styles that * were moved to