Revert 239091 "Roll webrtc 5122:5233"

> Roll webrtc 5122:5233
> 
> TBR=ronghuawu@chromium.org
> 
> Review URL: https://codereview.chromium.org/107253002

TBR=sergeyu@chromium.org

Review URL: https://codereview.chromium.org/99373005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@239331 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@239332 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 239332