ref: edc9a4687699b372a0c27856020b42434ddc3014
parent: 4410d729d114b37a09ef342c6de0ca97285f67f3
author: Jerome Jiang <jianj@google.com>
date: Sat Feb 10 03:39:43 EST 2018
VP9 ROI: reset use_roi_ in datarate test. Change-Id: I51765ce6c3c8e8646852c4da47b12a0198892c52