nixpkgs/pkgs/development/libraries/webkit/src-for-default.nix

rec {
  advertisedUrl="http://builds.nightly.webkit.org/files/trunk/src/WebKit-r47409.tar.bz2";
  version = "r47409";
  url="http://builds.nightly.webkit.org/files/trunk/src/WebKit-${version}.tar.bz2";
  hash = "1lyl8ksdca2a5869yhrvb8sdd3ymnia0jhgaabhfm04saygn6sqx";
}