Examine source code of Incognito Search

{
  "manifest_version": 2,
  "name": "Incognito Search",
  "description": "Do an incognito search",
  "permissions": [
    "contextMenus",
    "activeTab",
    "history"
  ],
  "version": "1.1resigned1",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "128.png",
    "default_title": "Incognito This Tab",
    "browser_style": false
  },
  "icons": {
    "128": "128.png"
  },
  "commands": {
    "incognito": {
      "suggested_key": {
        "default": "Alt+I"
      }
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7223a9b6-2c1b-4a06-bb96-6f28de45ab32}"
    }
  }
}