/**
 * Extract the domain from the URL. Strips "www" subdomains
 * e.g. http://dogs.animals.com/yellow/golden-retriever becomes "dogs.animals.com"
 * e.g. http://www.blake.com/memes becomes "blake.com"
 *
 * Return an empty string if a totally invalid url is somehow passed in.
 * @param url
 */
export declare const getDomainFromLinkUri: (url: string) => string;