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

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

Change-Id: I0752e8f19762d3e85cbc12e21d25edf02aa47f00