Auto-rebaseline for r154950

http://src.chromium.org/viewvc/blink?view=revision&revision=154950

BUG=263879
TBR=adamk@chromium.org

Review URL: https://codereview.chromium.org/20824003

git-svn-id: svn://svn.chromium.org/blink/trunk@155017 bbb929c8-8fbe-4397-9dbb-9b2b20218538