fix redirects, as per linkchecker cl: https://critique.corp.google.com/#review/122012121
am: 0772f44acf

* commit '0772f44acfb710b9e587f543f9e4424c555c9083':
  fix redirects, as per linkchecker cl: https://critique.corp.google.com/#review/122012121

Change-Id: Ie8bfb9a6fe9858300571669e1fc2efe58d55b848