Merge "GD metrics: Add shim layers for metrics in GD 1) Add shim layer for...

Merge "GD metrics: Add shim layers for metrics in GD 1) Add shim layer for MetricIdManager 2) Add shim layer for metric logging functions who take metric id 3) reference the 2 shim layers at btif/, main/shim and stack/" am: ca04d3d1 am: b8d473c0

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1627280

Change-Id: Iba9f3b81fb27ee1d716a632687d4024a24baf0bb