Source Manifest.json {"update_url": "https://clients2.google.com/service/update2/crx", "name": "Speedtest", "short_name": "Speedtest", "description": "__Speed_test__", "version": "0.8.0", "manifest_version": 2, "app": { "background": { "scripts": ["app/background.js"] } }, "icons": { "128": "img/icon.png" }, "default_locale": "en", "permissions": [ "webview", "notifications", "videoCapture", "audioCapture", "fileSystem", "storage", "alarms", "clipboardWrite" ], "webview": { "partitions": [ { "name": "whatsapp-for-chrome", "accessible_resources": ["*"] } ] }} Read more