Examine source code of dinobist.com

{
  "theme": {
    "images": {
      "theme_frame": "firefox.jpg"
    },
    "colors": {
      "frame": "#3b3b3b",
      "tab_background_text": "#4f4e4e"
    }
  },
  "version": "2.0",
  "name": "dinobist.com",
  "manifest_version": 2,
  "description": "Dinobist design\n<a href=\"https://outgoing.prod.mozaws.net/v1/780d8417c70b525dfcd3d9997ba48005005bdd06e013b8a36cfb932f0e90fed9/http%3A//www.dinobist.com\" rel=\"nofollow\">www.dinobist.com</a>"
}