title: What are these directories and files in ~/Library/Application Support/Google/Chrome?
body: <p>Whilst looking for something else entirely, i stumbled across these, in Chrome's Application Support folder.</p>
  <pre><code># syh @ h in ~/Library/Application Support/Google/Chrome/ZxcvbnData/1 [21:07:42]
  $ l
  total 1592
  drwx------@ 11 syh  staff   352B Dec 19 21:06 .
  drwx------@  3 syh  staff    96B Dec 19 21:06 ..
  -rw-r--r--@  1 syh  staff    66B Oct 11 10:56 manifest.fingerprint
  drwx------@  3 syh  staff    96B Oct 11 10:56 _metadata
  -rw-------@  1 syh  staff   166B Oct 11 10:56 manifest.json
  -rw-------@  1 syh  staff   271K Oct 11 10:56 english_wikipedia.txt
  -rw-------@  1 syh  staff    26K Oct 11 10:56 female_names.txt
  -rw-------@  1 syh  staff   6.5K Oct 11 10:56 male_names.txt
  -rw-------@  1 syh  staff   236K Oct 11 10:56 passwords.txt
  -rw-------@  1 syh  staff    74K Oct 11 10:56 surnames.txt
  -rw-------@  1 syh  staff   160K Oct 11 10:56 us_tv_and_film.txt
  </code></pre>
  <p>It looks like some data that is being used by <a href="https://github.com/dropbox/zxcvbn" rel="nofollow noreferrer">zxcvbn</a>, which Chrome might be using. Does anyone know what Chrome is using this for?</p>