Examine source code of Traditional Easter Eggs

{
  "theme": {
    "images": {
      "theme_frame": "persona1.JPG"
    },
    "colors": {
      "frame": "#368c1e",
      "tab_background_text": "#d90d0d"
    }
  },
  "version": "2.0",
  "name": "Traditional Easter Eggs",
  "manifest_version": 2,
  "description": "Traditional Easter Eggs"
}