Examine source code of Forever Swans

{
  "theme": {
    "images": {
      "theme_frame": "ForeverSwansH.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Forever Swans",
  "manifest_version": 2,
  "description": "a couple of swans, love, swimming, mates, pair, stars, water, reflection, sky, bright, shine, birds, black. My wallpaper to match can be found at: <a href=\"https://outgoing.prod.mozaws.net/v1/9862f4770acd6dca7f8fb660af2c0da438b0f4ff68a54f2a190750262f27188d/http%3A//animals.desktopnexus.com/wallpaper/707572/\" rel=\"nofollow\">http://animals.desktopnexus.com/wallpaper/707572/</a>"
}