Auto-rebaseline for r169378

http://src.chromium.org/viewvc/blink?view=revision&revision=169378

BUG=345027
TBR=jamesr@chromium.org

Review URL: https://codereview.chromium.org/197213021

git-svn-id: svn://svn.chromium.org/blink/trunk@169393 bbb929c8-8fbe-4397-9dbb-9b2b20218538