Auto-rebaseline for r180550

http://src.chromium.org/viewvc/blink?view=revision&revision=180550

BUG=395627
TBR=ziran.sun@samsung.com

Review URL: https://codereview.chromium.org/475883004

git-svn-id: svn://svn.chromium.org/blink/trunk@180573 bbb929c8-8fbe-4397-9dbb-9b2b20218538