[automerger skipped] [DO NOT MERGE] Check caller's uid in backupAgentCreated callback am: 3daa6a20ea -s ours am: 6e9c41a06c -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24323542

Change-Id: I741e011a70cb254f3a32df524d5f92ef662f57c4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>