Merge "Revert "Stash taskbar on swipe to go home for 3p fallback launcher.""...

Merge "Revert "Stash taskbar on swipe to go home for 3p fallback launcher."" into tm-qpr-dev am: c58e2be2 am: 745010e6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/22119024



Change-Id: I1eeb16d2c17576dbccbf760d6ca91f35849b046b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>