Merge "Notify TaskViews of updated orientation state" into ub-launcher3-rvc-qpr-dev am: dbca5a4190 am: 3857d2645f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/12142279

Change-Id: I1085f9a8652a38c3daa0fb83b4de2d8d84ba4364