Bump to version 39
Bump to version 39

TBR=niklas.enbom

Review URL: https://webrtc-codereview.appspot.com/24749004

git-svn-id: 03ae4fbe531b1eefc9d815f31e49022782c42458@7299 4adac7df-926f-26a2-2b94-8c16560cd09d

svn2github/webrtc-Revision-8758,svn2github/webrtc-Revision-8758,svn2github/webrtc-Revision-8758,svn2github/webrtc-Revision-8758,svn2github/webrtc-Revision-8758,svn2github/webrtc-Revision-8758