Examine source code of VirtualCameron

{
  "theme": {
    "images": {
      "theme_frame": "PurpleStone.jpg"
    },
    "colors": {
      "frame": "#6914a6",
      "tab_background_text": "#6914a6"
    }
  },
  "version": "2.0",
  "name": "VirtualCameron",
  "manifest_version": 2,
  "description": "Rich dark blues and purples on a stone surface"
}