- Replaces a for loop with a single element update to save complexity. No regression in performance seen on set of recordings. - Removes UpdatesMadeUponChange() and put code straight into ProcessBinarySpectrum(). BUG=None TESTED=module_unittest, trybots, verified manually on set of recordings. R=aluebs@webrtc.org, andrew@webrtc.org Review URL: https://webrtc-codereview.appspot.com/5929004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@5298 4adac7df-926f-26a2-2b94-8c16560cd09d