Merge "Use Slog in MR2ServiceImpl for adding logs in system logs" into tm-qpr-dev am: 5a4abdf4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21549372



Change-Id: I7e813a6366b6a7debbbddb4a9f6688de2913b7a6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>