MissingFaviconURLHash  308 chrome/browser/favicon/favicon_service.cc   MissingFaviconURLHash url_hash = base::Hash(icon_url.spec());
MissingFaviconURLHash  313 chrome/browser/favicon/favicon_service.cc   MissingFaviconURLHash url_hash = base::Hash(icon_url.spec());
MissingFaviconURLHash  241 chrome/browser/favicon/favicon_service.h   base::hash_set<MissingFaviconURLHash> missing_favicon_urls_;