Examine source code of Robot Scoot

{
  "theme": {
    "images": {
      "theme_frame": "persona_header.jpg"
    },
    "colors": {
      "frame": "#6e5f66",
      "tab_background_text": "#fff7ed"
    }
  },
  "version": "2.0",
  "name": "Robot Scoot",
  "manifest_version": 2,
  "description": "Robots dancing, for your pleasure."
}