Examine source code of Atomic Robo - Oops

{
  "theme": {
    "images": {
      "theme_frame": "firefox_atomicrobo_header1.jpg"
    },
    "colors": {
      "frame": "#b2cbf0",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Atomic Robo - Oops",
  "manifest_version": 2,
  "description": "Atomic Robo from Red 5 Comics!  Atomic Robo created by Brian Clevinger and Scott Wegener."
}