Examine source code of Data Leak Prevention

{
  "manifest_version": 2,
  "name": "Data Leak Prevention",
  "version": "1.0",
  "description": "Prevents data leaks by monitoring and controlling data transmissions in web applications.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ae9da315-b775-498b-bbb2-78cdbdc14988}"
    }
  }
}