Merge tag 'android-4.4.3_r1.1' into HEAD

Android 4.4.3 release 1.1

Use a union to handle aosp renaming of vs_data field in tBTA_BLE_ADV_DATA

Conflicts:
	bta/dm/bta_dm_int.h
	bta/dm/bta_dm_main.c
	btif/src/btif_gatt_client.c
	btif/src/btif_hh.c
	btif/src/btif_storage.c
	stack/btm/btm_ble_gap.c
	stack/btm/btm_inq.c
	stack/btu/btu_hcif.c
	stack/include/l2c_api.h
	stack/l2cap/l2c_ble.c
	stack/smp/smp_act.c

Change-Id: I987bb1a6a59342c97bcbe6d347857b5a3356e21b