Merge "Add some unit tests for listener exact alarms" into udc-dev am: b18ad984 am: 4ec4bac2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22834599



Change-Id: Id94c702510d0ed744c3530d5afc1477d644cb00b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>