Examine source code of Just Blair

{
  "theme": {
    "images": {
      "theme_frame": "firefoxtema9.jpg"
    },
    "colors": {
      "frame": "#015450",
      "tab_background_text": "#04afc9"
    }
  },
  "version": "2.0",
  "name": "Just Blair",
  "manifest_version": 2,
  "description": "by  в  l  α  ι  я   ©"
}