BluetoothMetrics: Add BluetoothCodePathCounter and BluetoothLeBatchScanReportDelay

Test: Build
Bug: 196416567

Change-Id: I60e7757fa294059c5047d656790028700b73c993
Merged-In: I60e7757fa294059c5047d656790028700b73c993
(cherry picked from commit bc09b0c71f94d7243483a862a3bcd6e66e2fd38b)
2 files changed
tree: a1aed17a2c7d38c10e221b9293a52d582ab524ad
  1. stats/
  2. OWNERS