CefCookieManagerDeleteCookies Method

Delete all cookies that match the specified parameters. If both |url| and |cookie_name| values are specified all host and domain cookies matching both will be deleted. If only |url| is specified all host cookies (but not domain cookies) irrespective of path will be deleted. If |url| is empty all cookies for all hosts and domains will be deleted. If |callback| is non-NULL it will be executed asnychronously on the IO thread after the cookies have been deleted. Returns false if a non-empty invalid URL is specified or if cookies cannot be accessed. Cookies can alternately be deleted using the Visit*Cookies() methods.

public bool DeleteCookies(
	string url,
	string cookieName,
	CefDeleteCookiesCallback callback
)