Examine source code of Shinigami_Icon

{
  "theme": {
    "images": {
      "theme_frame": "shinigami-icon.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Shinigami_Icon",
  "manifest_version": 2,
  "description": "Shinigami-sama from soul eater! 8D\nI coudn't find something good to him so I did my own ^^''\nMaybe not bether but I tried xD"
}