Examine source code of PornProtection

{
  "description": "Efface l'historique lorsque c'est nécessaire.",
  "manifest_version": 2,
  "name": "PornProtection",
  "version": "0.1.2resigned1",
  "homepage_url": "https://github.com/darcosion/pornprotection",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "contentDetectPorn.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "detectionPornBG.js"
    ]
  },
  "permissions": [
    "<all_urls>",
    "history",
    "theme"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{335603ff-f65a-4e0a-a033-49cf0d128b26}"
    }
  }
}