Examine source code of antique swirlies

{
  "theme": {
    "images": {
      "theme_frame": "aantique.png"
    },
    "colors": {
      "frame": "#dbd0d0",
      "tab_background_text": "#f7efef"
    }
  },
  "version": "2.0",
  "name": "antique swirlies",
  "manifest_version": 2,
  "description": "Testing, testing... I'm not sure if this will work.  "
}