Examine source code of Toolbar Fade

{
  "theme": {
    "images": {
      "theme_frame": "top.jpg"
    },
    "colors": {
      "frame": "#f1eded",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Toolbar Fade",
  "manifest_version": 2,
  "description": "A basic gradient, with the top menu highlighted, and a seamless blend to the standard menu color."
}