Auto-rebaseline for r172546

http://src.chromium.org/viewvc/blink?view=revision&revision=172546

BUG=366705
TBR=eae@chromium.org

Review URL: https://codereview.chromium.org/255753004

git-svn-id: svn://svn.chromium.org/blink/trunk@172626 bbb929c8-8fbe-4397-9dbb-9b2b20218538