Examine source code of tintin run

{
  "name": "tintin run",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "tintin-run.gif"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 0)",
      "tab_background_text": "rgba(255, 252, 252, 1)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgba(255, 250, 250, 1)",
      "tab_line": "rgba(235, 7, 201, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{beb0aa2c-3807-4045-b741-4a782aa77a17}"
    }
  }
}