fix redirects, as per linkchecker cl:...

fix redirects, as per linkchecker cl: https://critique.corp.google.com/#review/122012121 am: 0772f44a am: 718d27d8 am: 53b552d7
am: df9bf7da

* commit 'df9bf7da':
  fix redirects, as per linkchecker cl: https://critique.corp.google.com/#review/122012121

Change-Id: I4d60f3b796c3c81a2b483d542a80db1e07427e41