WebRTC standalone tests show 24% speed up on foreman_cif, 16% speed up on a 240p clip and 11% speed up on Bridge_r180. Bug: None Change-Id: I433b7a8841bd9df2402575f72dd1984cc5e011a9 Reviewed-on: https://webrtc-review.googlesource.com/29260 Commit-Queue: Jerome Jiang <jianj@google.com> Reviewed-by: Magnus Flodman <mflodman@webrtc.org> Reviewed-by: Rasmus Brandt <brandtr@webrtc.org> Cr-Commit-Position: refs/heads/master@{#21096}