Moving Wifi HAL to hardware

This change moves all Wifi HAL headers to libhardware_legacy; and moves
hal implementation under hardware/<vendor>/wlan. This way different
vendors will be able to tailor implementation to their drivers.

Change-Id: I55789bb6788ab694f4896aa36d76f7887b32dad6

Conflicts:
	service/Android.mk
	service/lib/common.cpp
	service/lib/wifi_hal.cpp
11 files changed
tree: ea036cd4fe8e96085bfed0e334cb704570e53f18
  1. service/