Merge "Batch updating visibility in TaskDisplayArea" into rvc-dev am: ca6da34a am: 76c535aa am: 48d10710

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12025988

Change-Id: I8da8d962a7b75517aadfbb4a31be7cd069da7322