Handle multi-user when disabling MediaMetrics service. am: b71998ffa2 am: 77be4c4f89 am: 7b79ffd1fa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/21436006

Change-Id: I7ed1f8d105707d9f26d9e6f55f830c9f46318fa6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>