Auto-rebaseline for r171674

http://src.chromium.org/viewvc/blink?view=revision&revision=171674

BUG=343201
TBR=pdr@chromium.org

Review URL: https://codereview.chromium.org/235953016

git-svn-id: svn://svn.chromium.org/blink/trunk@171715 bbb929c8-8fbe-4397-9dbb-9b2b20218538