Revert 231554 "Blink roll 160782:160803"

> Blink roll 160782:160803
> 
> http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=160783:160803&mode=html
> TBR=
> BUG=
> 
> Review URL: https://codereview.chromium.org/50293003

TBR=eseidel@chromium.org

Review URL: https://codereview.chromium.org/48353009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231585 0039d316-1c4b-4281-b951-d872f2087c98