ACPICA: Linuxize: reduce divergences for 20160212 release

The patch reduces source code differences between the Linux kernel and the
ACPICA upstream so that the linuxized ACPICA 20160212 release can be
applied with reduced human intervention.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
[ rjw: White space damage fixes ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>