Merge "Verify the return value of scheduleJob()." am: a4ea04d869

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2068029

Change-Id: I1f9795ce6611403aaf6318e35fe6065a807e30a9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>