Examine source code of Disable history

{
  "manifest_version": 2,
  "name": "Disable history",
  "description": "Disable local history. Does not disable cookies, forms or downloads.",
  "version": "1.0",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": "enabled.png"
  },
  "permissions": [
    "*://*/*",
    "history"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "@disablehistory",
      "strict_min_version": "79.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}