Auto-rebaseline for r154927

http://src.chromium.org/viewvc/blink?view=revision&revision=154927

BUG=263879
TBR=adamk@chromium.org

Review URL: https://codereview.chromium.org/20814003

git-svn-id: svn://svn.chromium.org/blink/trunk@155018 bbb929c8-8fbe-4397-9dbb-9b2b20218538