Examine source code of Comic Sans Plague

{
  "manifest_version": 2,
  "name": "Comic Sans Plague",
  "version": "1.0",
  "description": "Changes some fonts on websites to Comic Sans MS. It's just annoying.",
  "icons": {
    "48": "icons/hFF37B2DC.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "fontifier.js"
      ]
    }
  ]
}