Allow ScaleRowDown any functions to accept non-power of 2 for destination SIMD multiple. BUG=none TESTED=local unittests pass R=bcornell@google.com
Allow ScaleRowDown any functions to accept non-power of 2 for destination SIMD multiple.
BUG=none
TESTED=local unittests pass
R=bcornell@google.com

Review URL: https://webrtc-codereview.appspot.com/45129004
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