Merge "Add ownership for BackgroundActivityStartController." into tm-qpr-dev-plus-aosp am: 59b5787d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19803811



Change-Id: I471d721fcdb1978b70e61de8ce87725c5614af80
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>