chromium/chrome/test/data/extensions/back_forward_cache/active_tab/manifest.json

{
  "name": "bfcache test activetab",
  "version": "0.1",
  "manifest_version": 2,
  "description": "Checks that activeTab permission plays nice with back forward cache.",
  "permissions": ["activeTab"],
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  },
  "browser_action": {
    "default_title": "activeTab test"
  }
}