Merge "Add NPE check for prediction controller" into rvc-dev am: f8e12b78bf am: 53c7ddd7fd am: f62da0c615 am: d885d00251

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

Change-Id: Ida375d6df68247ed9c089ea1ae35d9f6783b3f3e