Auto-rebaseline for r180228

http://src.chromium.org/viewvc/blink?view=revision&revision=180228

BUG=351981
TBR=yosin@chromium.org

Review URL: https://codereview.chromium.org/477563002

git-svn-id: svn://svn.chromium.org/blink/trunk@180240 bbb929c8-8fbe-4397-9dbb-9b2b20218538