Autorebaseline for r177872.

http://src.chromium.org/viewvc/blink?view=revision&revision=177872

This reverts r174894, and finalizes the revert of r169180.

TBR=a1.gomes@sisa.samsung.com
BUG=353111

Review URL: https://codereview.chromium.org/382303004

git-svn-id: svn://svn.chromium.org/blink/trunk@178139 bbb929c8-8fbe-4397-9dbb-9b2b20218538