chromium/chrome/test/data/extensions/manifest_tests/exclude_matches_not_list.json

{
  "name": "Exclude Matches, not a list",
  "manifest_version": 2,
  "version": "1",
  "content_scripts": [
    {
      "matches": ["http://*.google.com/*"],
      "exclude_matches": "http://docs.google.com/*"
    }
  ]
}