Auto-rebaseline for r176700

http://src.chromium.org/viewvc/blink?view=revision&revision=176700

BUG=310875
TBR=wangxianzhu@chromium.org

Review URL: https://codereview.chromium.org/346473004

git-svn-id: svn://svn.chromium.org/blink/trunk@176709 bbb929c8-8fbe-4397-9dbb-9b2b20218538