Examine source code of DelCookies

{
  "manifest_version": 2,
  "name": "Delete any Cookies",
  "version": "1.0",
  "description": "Quickly delete cookies, localStorage, and cache for the current site.",
  "permissions": [
    "cookies",
    "browsingData",
    "tabs",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Delete any Cookies",
    "default_icon": "icons/icon128.png"
  },
  "icons": {
    "64": "icons/icon64.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{78725029-9d5d-4516-a9f2-125f1a448856}",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}