WiFi printer driver for Chromebooks

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "WiFi printer driver for Chromebooks",
    "short_name": "Chromebook WiFi Printing",
    "description": "WiFi printer driver for Chromebooks",
    "version": "0.0.21",
    "minimum_chrome_version": "44",
    "permissions": [
        "http:\/\/*\/*",
        "https:\/\/*\/*",
        "mdns",
        "storage",
        "background",
        "unlimitedStorage",
        "printerProvider",
        "notifications"
    ],
    "offline_enabled": true,
    "icons": {
        "16": "icons\/icon_16.png",
        "128": "icons\/icon_128.png"
    },
    "app": {
        "background": {
            "scripts": [
                "bg.js"
            ]
        }
    }
}