Merge "Fix NPE from accessing pausing tasks" into udc-dev am: 996ae435 am: 5828f82e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23667199



Change-Id: I03d174f16840cb2e4d2ae4cb2038e54fc03c5bea
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>