Handle multi-user when disabling MediaMetrics service. am: b71998ffa2 am: 77be4c4f89 am: 7b79ffd1fa am: 6d58955066 am: d82d11248b

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

Change-Id: Idc38e0456d2d85210883c9d511185f56f8f60611
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>