https://code.google.com/p/aosp-bluez/source/detail?r=854045a58237217274743cc8e3694afb87ef9282&repo=platform-system-core + https://code.google.com/p/aosp-bluez/source/detail?r=069bdb2bf7033dbfa5c5766f4561624b09f59e5d&repo=platform-system-core + https://code.google.com/p/aosp-bluez/source/detail?r=2c0ac01640c7e06d7b15b24c16c8ae5d9124babf&repo=platform-system-core