Merge "Le Scan: Add ambient discovery mode (1/2)" am: 4a47532570 am: c1b4ca0ef5 am: fedc9228f3

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1629277

Change-Id: I14fe563d36d9f63e2a39cb33599a8587a3dba73c