Examine source code of Cedar Bark

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#3c5433",
      "tab_background_text": "#cfa48c"
    }
  },
  "version": "2.0",
  "name": "Cedar Bark",
  "manifest_version": 2,
  "description": "A picture of red cedar bark, for your bark related needs."
}