Examine source code of Grown Cold

{
  "theme": {
    "images": {
      "theme_frame": "GCFirefox.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Grown Cold",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/3ea4a93dad3096d3a1181786d90571cbb5aeb389d23c3c0437db818cf0b3ff65/http%3A//myspace.com/growncoldmusic\" rel=\"nofollow\">http://myspace.com/growncoldmusic</a>"
}