Fix typo in comment BUG=none TEST=none Change-Id: I70de3eebc2b795976f6010355b8a16ae54f1844b Reviewed-on: https://chromium-review.googlesource.com/517144 Commit-Ready: Thiemo Nagel <[email protected]> Tested-by: Thiemo Nagel <[email protected]> Reviewed-by: Charlie Mooney <[email protected]>