Auto-rebaseline for r177797

http://src.chromium.org/viewvc/blink?view=revision&revision=177797

BUG=243871
TBR=ajuma@chromium.org

Review URL: https://codereview.chromium.org/377383010

git-svn-id: svn://svn.chromium.org/blink/trunk@177806 bbb929c8-8fbe-4397-9dbb-9b2b20218538