The name of the copy method was confusing. This change makes the code easier to read where the method is used. R=kwiberg@webrtc.org Review URL: https://webrtc-codereview.appspot.com/25389004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@7059 4adac7df-926f-26a2-2b94-8c16560cd09d