Examine source code of Netflix Skipper

{
  "manifest_version": 2,
  "name": "Netflix Skipper",
  "version": "1.0",
  "description": "Skips recaps and intros on netflix shows",
  "icons": {
    "48": "icons/SkipForward.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.netflix.com/*"
      ],
      "js": [
        "netflixIntroSkipper.js"
      ]
    }
  ]
}