tree 22e6b65f4b0117b45e8fd1e1105d6ee3ec81b8bc
parent 184fdfefe19177a29fc7c5bff9a9521b82eace25
author Jingning Han <jingning@google.com> 1601065806 -0700
committer Jingning Han <jingning@google.com> 1601314294 +0000

Add the kf overlay frame into lst ref stack

Add both the kf arf and the overlay frames into the reference
frame buffer pool. ~0.1% coding gains in midres2 in speed 1,
and ~0.05% range gains for lowres, ugc360/480.

STATS_CHANGED

Change-Id: Ie186a9c8097cf9b653834d0587fd94396d9023aa