Examine source code of Fire the chef

{
  "manifest_version": 2,
  "name": "Fire the chef",
  "version": "1.0",
  "author": "Benjamin Riezler",
  "description": "Removes all search results for chefkoch.de from a google (com, de, at, ch) search",
  "icons": {
    "48": "icons/x.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.google.de/*",
        "*://*.google.com/*",
        "*://*.google.at/*",
        "*://*.google.ch/*"
      ],
      "js": [
        "fire_the_chef.js"
      ]
    }
  ]
}