Merge "floss: Introduce metrics topshim and Floss metrics skeleton" am: 3879723c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2148676



Change-Id: I50bace86b43bfd0d94fc93266c29c641cc7d0fad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>