chromium/chrome/test/data/extensions/api_test/active_tab_file_urls/manifest.json

{
  "manifest_version": 2,
  "name": "Test script injection and xhr to file urls with activeTab",
  "version": "1.0",
  "browser_action": {
      "default_title": "activeTab"
  },
  "background" : {
    "scripts" : ["background.js"]
  },
  "permissions": [
    "activeTab"
  ]
}