Examine source code of glue

{
  "name": "glue",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "glue23.png"
    },
    "colors": {
      "frame": "rgba(171, 178, 196, 1)",
      "tab_background_text": "rgba(87, 70, 70, 1)",
      "toolbar": "rgba(179, 46, 46, 0.08)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0b899912-c707-4504-827f-60005f87a4b5}"
    }
  }
}