Merge "Fix NPE from getting swipe pip to home animator finish transation after the surface has been released" into tm-qpr-dev am: 53808c3ed8

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20712690

Change-Id: I11e59bae451b0c66a5222276bdad8ae8b29a4ccd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>