[automerger skipped] Sync BatteryStats user activity types with PowerManager ones. am: 715cba5f63 -s ours am: 712161492a -s ours

am skip reason: Merged-In I234a999cf41da0346ce4d9f05663cae116b095a3 with SHA-1 4928d74f0d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19783834

Change-Id: I6319767d9003ada31eee9376779b61fc0a87e100
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>