Auto-rebaseline for r159577

http://src.chromium.org/viewvc/blink?view=revision&revision=159577

BUG=299835
TBR=noel@chromium.org

Review URL: https://codereview.chromium.org/27036008

git-svn-id: svn://svn.chromium.org/blink/trunk@159579 bbb929c8-8fbe-4397-9dbb-9b2b20218538