Merge "Prevent SysUI from crashing during Ghost animation" into sc-dev am:...

Merge "Prevent SysUI from crashing during Ghost animation" into sc-dev am: e388c262 am: 44b439ba am: c5b73035

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15235792

Change-Id: I56ca6156d739810a3cb00186db987f2c40a551a6