Some WebRTC client had a problem with the change "Removing webrtc::AudioFrame::energy_". Now it is solved. This reverts commit 2bdcfadc8abd418a30dd5cdf54ba45a429d3d9bf. BUG=webrtc:3315 Review URL: https://codereview.webrtc.org/1638553003 Cr-Commit-Position: refs/heads/master@{#11448}