extensions/test/data/system/display/overscan/manifest.json

{
  "name": "overscan",
  "manifest_version": 2,
  "version": "1.0",
  "description": "Test system.display.overscan* API",
  "permissions": ["system.display"],
  "kiosk_enabled": true,
  "app": {
    "background": {
      "scripts": ["test_overscan.js"]
    }
  }
}