Cross Reference: /system/bt/service/common/bluetooth/util

`Name`	`Date`	`Size`
Up to higher level directory
`address_helper.cc`	05-Oct-2017	`1.4K`
`address_helper.h`	05-Oct-2017	`1.1K`
`atomic_string.cc`	05-Oct-2017	`1K`
`atomic_string.h`	05-Oct-2017	`1K`