Merge "Add NPE check for prediction controller" into rvc-dev am: f8e12b78bf am: 9929673657 am: 868bceb30a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/12001481

Change-Id: If4830179c198a0613bbd98b218ee1ba90d415cf6