Examine source code of Everything Goes Cold

{
  "theme": {
    "images": {
      "theme_frame": "EverythingGoesCold.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#e3e3e3"
    }
  },
  "version": "2.0",
  "name": "Everything Goes Cold",
  "manifest_version": 2,
  "description": "This is a custom Persona for the Industrial Metal act Everything Goes Cold!\n\nCheck out Everything Goes Cold here: <a href=\"https://outgoing.prod.mozaws.net/v1/95aeeb7db5188608c5916a62669c47bc1f366149de5c5fd708559d4de1ea32f9/http%3A//www.everythinggoescold.com\" rel=\"nofollow\">http://www.everythinggoescold.com</a>!"
}