ACPICA: Eliminate acpi_native_uint type v2

No longer needed; replaced mostly with u32, but also acpi_size
where a type that changes 32/64 bit on 32/64-bit platforms is
required.

v2: Fix a cast of a 32-bit int to a pointer in ACPI to avoid a compiler warning.
from David Howells

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
diff --git a/drivers/acpi/events/evregion.c b/drivers/acpi/events/evregion.c
index 5ab4c01..236fbd1 100644
--- a/drivers/acpi/events/evregion.c
+++ b/drivers/acpi/events/evregion.c
@@ -81,7 +81,7 @@
 acpi_status acpi_ev_install_region_handlers(void)
 {
 	acpi_status status;
-	acpi_native_uint i;
+	u32 i;
 
 	ACPI_FUNCTION_TRACE(ev_install_region_handlers);
 
@@ -151,7 +151,7 @@
 acpi_status acpi_ev_initialize_op_regions(void)
 {
 	acpi_status status;
-	acpi_native_uint i;
+	u32 i;
 
 	ACPI_FUNCTION_TRACE(ev_initialize_op_regions);