Examine source code of Chikusei

{
  "theme": {
    "images": {
      "theme_frame": "chikuseihd1.jpg"
    },
    "colors": {
      "frame": "#a4ac9d",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Chikusei",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Chikusei” wallpaper. 3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. Wallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/bc87d6551e3d0643495449149f49da09bc33639b528203435e6cf532aa94e31b/http%3A//digitalblasphemy.com/preview.shtml%3Fi=chikusei\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=chikusei</a>"
}