Examine source code of Go Cal Bears

{
  "theme": {
    "images": {
      "theme_frame": "persona8.jpg"
    },
    "colors": {
      "frame": "#0e3864",
      "tab_background_text": "#ffc82f"
    }
  },
  "version": "2.0",
  "name": "Go Cal Bears",
  "manifest_version": 2,
  "description": "UCB, Cal, Bears, Berkeley, California, UC Berkeley, CA, Golden, Oski"
}