Make sure stickies get resent from the same UID.

Make sure that sticky broadcasts that get resent don't just get resent
from a random UID, that they get resent from the original UID.

Test: atest ContextText
Test: atest ActivityManagerServiceTest
Bug: 244351792
Change-Id: I0dc465f3c953438ee14cc03e92c048a9a75668bb
4 files changed