Examine source code of Geo Search

{
  "manifest_version": 2,
  "name": "Geo Search",
  "version": "1.0",
  "description": "Select and search address",
  "icons": {
    "48": "icons/icon.png"
  },
  "permissions": [
    "contextMenus",
    "tabs"
  ],
  "background": {
    "scripts": [
      "geoSearch.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.mozilla.org/*"
      ],
      "js": [
        "loger.js"
      ]
    }
  ]
}