Examine source code of Colored Bricks

{
  "theme": {
    "images": {
      "theme_frame": "Brichs.jpg"
    },
    "colors": {
      "frame": "#9339c4",
      "tab_background_text": "#36a1ff"
    }
  },
  "version": "2.0",
  "name": "Colored Bricks",
  "manifest_version": 2,
  "description": "A bunch of bricks\n"
}