Blink roll 161231:161246

http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=161232:161246&mode=html
TBR=
BUG=

Review URL: https://codereview.chromium.org/56023007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232717 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232718 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232717
SVN changes up to revision 232718