chromeos/components/telemetry_extension_ui/resources/manifest.json

{
  "name": "Telemetry Extension",
  "short_name": "Telemetry Extension",
  "start_url": "/",
  "display": "standalone",
  "theme_color": "#4285F4",
  "background_color": "#ffffff",
  "scope": "./",
  "icons": [
    {
      "src": "app_icon_96.png",
      "sizes": "96x96",
      "type": "image/png"
    }
  ]
}