Revert 252116 "Blink roll 167304:167430"

> Blink roll 167304:167430
> 
> http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=167305:167430&mode=html
> TBR=
> BUG=
> 
> Review URL: https://codereview.chromium.org/165393015

TBR=acolwell@chromium.org

Review URL: https://codereview.chromium.org/165443005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@252130 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@252131 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 252131
Roll Clang on Windows to r201742 to fix more net_unittests etc.

BUG=none
TBR=rnk@chromium.org

Review URL: https://codereview.chromium.org/171423010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@252132 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 252132