Reason for revert: The reason for reverting was false alarm. Original issue's description: > Revert of Avoid calling PostTask in audio callbacks (patchset #6 id:100001 of https://codereview.webrtc.org/2663383004/ ) > > Reason for revert: > Speculative revert to see if this CL caused a change in performance tests. > > See https://bugs.chromium.org/p/chromium/issues/detail?id=689919 for details. > > Original issue's description: > > Avoid calling PostTask in audio callbacks. > > > > We have seen that PostTask can consume some CPU and the way we used it > > before (logging only) in the ADB is not worth the cost we see when > > profiling. > > > > This CL simply moves frequent (trivial) stat updates from the task queue > > to the native threads to avoid calling PostTask in each callback. > > The reason for doing so before was to avoid locks but we can live without > > them since races are benign here. > > > > > > BUG=webrtc:7096 > > > > Review-Url: https://codereview.webrtc.org/2663383004 > > Cr-Commit-Position: refs/heads/master@{#16429} > > Committed:77ce9a5541> > TBR=solenberg@webrtc.org > # Not skipping CQ checks because original CL landed more than 1 days ago. > BUG=webrtc:7096 > > Review-Url: https://codereview.webrtc.org/2684913003 > Cr-Commit-Position: refs/heads/master@{#16490} > Committed:fd8f102a84TBR=solenberg@webrtc.org # Skipping CQ checks because original CL landed less than 1 days ago. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=webrtc:7096 Review-Url: https://codereview.webrtc.org/2687573003 Cr-Commit-Position: refs/heads/master@{#16497}