Examine source code of Reddit Comment Skipper

{
  "manifest_version": 2,
  "name": "Reddit Comment Skipper",
  "version": "0.1",
  "description": "Skips to the next top-level comment on the current page's Reddit thread.",
  "content_scripts": [
    {
      "matches": [
        "*://*.reddit.com/r/*/comments/*"
      ],
      "js": [
        "reddit-comment-skipper.js"
      ]
    }
  ]
}