Merge "TaskOverlayFactory - remove static factory." into ub-launcher3-rvc-qpr-dev am: 30fe240f99

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/12353636

Change-Id: Ic165b6184f4f36b5956493d3880a9d93ad27a0d6