Examine source code of Auto Skip Intro Netflix

{
  "browser_specific_settings": {
    "gecko": {
      "id": "skipintro@f.f"
    }
  },
  "manifest_version": 2,
  "name": "Auto Skip Intro Netflix",
  "version": "1.31",
  "description": " Clean, small addon to skip the intro and recap of shows automatically on Netflix. ",
  "icons": {
    "128": "icons/icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.netflix.com/*"
      ],
      "js": [
        "skipIntro.js"
      ]
    }
  ]
}