ref: 07ad5a15c2dc7828efa7a862342005984d87cc6a
parent: 10164407fbbb3b3d6ad33937f0b8218ceeaccb97
author: Marco <marpan@google.com>
date: Thu Mar 23 10:32:43 EDT 2017
vp9: Fix to condition on using source_sad for 1 pass real-time. Make the source_sad feature work properly for cases of VBR or screen_content with SVC. Added unittest for SVC with screen-content on. Change-Id: Iba5254fd8833fb11da521e00cc1317ec81d3f89b