
Don't return non-const pointers from const accessors and deal with the spillover. Provide overloaded versions as needed. Inspired by kwiberg: https://webrtc-codereview.appspot.com/12379005/ R=bjornv@webrtc.org, kwiberg@webrtc.org Review URL: https://webrtc-codereview.appspot.com/15379004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6030 4adac7df-926f-26a2-2b94-8c16560cd09d