Examine source code of Wypl®

{
  "manifest_version": 2,
  "name": "Wypl®",
  "description": "Navigation enhanced",
  "version": "2.0.4",
  "chrome_settings_overrides": {
    "homepage": "https://local.addon.wypl.fr"
  },
  "chrome_url_overrides": {
    "newtab": "index.html?focus=wypl"
  },
  "browser_action": {
    "default_icon": "img/wypl_w.png",
    "default_title": "Wypl®"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "css": [
        "css/dom.css"
      ],
      "js": [
        "js/dom.js"
      ],
      "run_at": "document_start"
    }
  ],
  "options_ui": {
    "page": "options.html"
  },
  "permissions": [
    "tabs",
    "activeTab",
    "history",
    "storage",
    "unlimitedStorage",
    "webNavigation",
    "webRequest",
    "http://*/*",
    "https://*/*"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'"
}