Examine source code of Winters Fantasy

{
  "theme": {
    "images": {
      "theme_frame": "WintersFantastH1.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Winters Fantasy",
  "manifest_version": 2,
  "description": "Christmas, winter. December, Winter Wonderland, mountains, trees, snow, mist\n\nI made a wallpaper to match this and can be found at: <a href=\"https://outgoing.prod.mozaws.net/v1/3a76ceb7da4b376300da7d00c5d6277ff4912e3bba953c0771d949bcb1bf9034/http%3A//abstract.desktopnexus.com/wallpaper/254865/\" rel=\"nofollow\">http://abstract.desktopnexus.com/wallpaper/254865/</a>"
}