Examine source code of Red Swirl

{
  "theme": {
    "images": {
      "theme_frame": "RedSwirlH.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#fafafa"
    }
  },
  "version": "2.0",
  "name": "Red  Swirl",
  "manifest_version": 2,
  "description": "Designed by MaDonna\n\nMy wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/505a7808429ad42686c094581e65f7dd150e85a8be1a5b52e118393e3bd3df29/http%3A//abstract.desktopnexus.com/wallpaper/971996/\">http://abstract.desktopnexus.com/wallpaper/971996/</a>"
}