Examine source code of Haldi

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Haldi",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(245, 132, 0)",
      "toolbar_text": "rgb(241, 248, 112)",
      "frame": "rgb(247, 189, 85)",
      "tab_background_text": "rgb(89, 89, 15)",
      "toolbar_field": "rgb(255, 255, 0)",
      "toolbar_field_text": "rgb(86, 86, 2)",
      "tab_line": "rgb(255, 255, 0)",
      "popup": "rgb(245, 132, 0)",
      "popup_text": "rgb(241, 248, 112)",
      "ntp_text": "rgb(234, 234, 108)",
      "tab_loading": "rgb(255, 255, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0ee63a1c-f719-4e6f-800f-6c5e47015d59}"
    }
  }
}