Auto-rebaseline for r177392

http://src.chromium.org/viewvc/blink?view=revision&revision=177392

BUG=375162
TBR=senorblanco@chromium.org

Review URL: https://codereview.chromium.org/363833007

git-svn-id: svn://svn.chromium.org/blink/trunk@177403 bbb929c8-8fbe-4397-9dbb-9b2b20218538