Revert of Blink roll 167304:167323 (https://codereview.chromium.org/164373014/)

Reason for revert:
This patch seems to be breaking Win7 tests.

http://goo.gl/c6Fv8F
http://goo.gl/vsb4MM
http://goo.gl/gGKujF
http://goo.gl/0YMBYg
http://goo.gl/JFCYgH

Original issue's description:
> Blink roll 167304:167323
> 
> http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=167305:167323&mode=html
> TBR=
> BUG=
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=251752

TBR=eseidel@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/170343006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@251759 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@251760 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 251760