Bug 1032069 - [Bluetooth] Refactor BT app to make it embed-able from Settings app
Merge pull request #21390 from ian-liu/bluetooth/bug1032069_Refactor_BT_app_to_make_it_embedable_from_Settings_app

Bug 1032069 - [Bluetooth] Refactor BT app to make it embed-able from Settings app, r=arthur