Fixes: Big parameter passed by value (PASS_BY_VALUE) Passing parameter codec of size 52 bytes by value. BUG= TEST=audio_coding_module_tests, trybots Review URL: https://webrtc-codereview.appspot.com/529002 git-svn-id: http://webrtc.googlecode.com/svn/trunk@2142 4adac7df-926f-26a2-2b94-8c16560cd09d