Merge "Move active task tracking to a repository" into tm-qpr-dev am: 0a0969af am: d9d37cf0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19969528



Change-Id: Ie6c6f645a53068bea0f4678908d30a7518dd154d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>