Examine source code of Wikipedia QuickSearch

{
  "manifest_version": 2,
  "name": "Wikipedia QuickSearch",
  "version": "1.0.1",
  "description": "An extension for in-page quick wikipedia searches",
  "author": "Danel P.",
  "web_accessible_resources": [
    "images/wikipedia-logo.png"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": "images/logo/resized_logo.png",
    "default_popup": "HomeButtonPopup/HomeButtonPopup.html"
  }
}