chromium/chrome/test/data/extensions/allow_silent_upgrade/platformapp2_new.json

{
  "name": "platform app api increase v2",
  "version": "2",
  "manifest_version": 2,
  "app": {"background": {"scripts": ["background.js"]}},
  "permissions": [
    "http://example.com",
    "fileSystem",
    "fileSystem.directory",
    "fileSystem.write"
  ]
}