Merge "Fix TaskView is invisible during quick switch" into rvc-dev am: b2014a0a7f am: 5a83595d9b am: 49d1da33c3 am: 7c826713e7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11908303

Change-Id: I691370fbd339833eeccf7dcaeee727aba3109510