Examine source code of pearly oysters

{
  "theme": {
    "images": {
      "theme_frame": "pearlyoysters.jpg"
    },
    "colors": {
      "frame": "#ccc4c4",
      "tab_background_text": "#faf5f5"
    }
  },
  "version": "2.0",
  "name": "pearly oysters",
  "manifest_version": 2,
  "description": "oysters in pearls in the sand"
}