Merge "Avoid crashing when no nanoapp preploaded" into udc-dev am: 4ce57312

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21559187



Change-Id: I0c935489790fa506d946388b9dfe556b9e4e7f2f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>