Merge "Add a null check for the result of nullable API." into udc-dev am: 93b38f5b31 am: ea77b55560

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23566543

Change-Id: I00a122be19e1df82ded83fe5f37337d1dc1c9032
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>