chromium/ppapi/tests/extensions/popup/manifest.json

{
  "name": "Create popup with NaCl embed for lazy background test",
  "description": "Tests that a lazy background page is shut down as soon as a popup with a NaCl module is closed",
  "version": "0",
  "manifest_version": 2,
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  }
}