Revert "Revert "VP8 for ARMv8 by using NEON intrinsics 06" This reverts commit 81ad047e. Revert "VP8 for ARMv8 by using NEON intrinsics 15" This reverts commit 727af7ce." This reverts commit 920f803f Change-Id: I410d9036214a1b18427cca70b4bc6d8239740737