ACPICA: Update internal namespace node/handle interfaces

This change deletes the unnecessary acpi_ns_convert_entry_to_handle
interface and renames the acpi_ns_map_handle_to_node interface to
acpi_ns_validate_handle.  ACPICA BZ 798.

http://www.acpica.org/bugzilla/show_bug.cgi?id=798

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>
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index f2bd1da..f0c0892 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -190,7 +190,7 @@
 
 	/* Convert and validate the device handle */
 
-	info->prefix_node = acpi_ns_map_handle_to_node(handle);
+	info->prefix_node = acpi_ns_validate_handle(handle);
 	if (!info->prefix_node) {
 		status = AE_BAD_PARAMETER;
 		goto cleanup;
@@ -552,7 +552,7 @@
 		return (status);
 	}
 
-	node = acpi_ns_map_handle_to_node(obj_handle);
+	node = acpi_ns_validate_handle(obj_handle);
 	status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
 	if (ACPI_FAILURE(status)) {
 		return (status);
@@ -729,7 +729,7 @@
 
 	/* Convert and validate the handle */
 
-	node = acpi_ns_map_handle_to_node(obj_handle);
+	node = acpi_ns_validate_handle(obj_handle);
 	if (!node) {
 		status = AE_BAD_PARAMETER;
 		goto unlock_and_exit;
@@ -775,7 +775,7 @@
 
 	/* Convert and validate the handle */
 
-	node = acpi_ns_map_handle_to_node(obj_handle);
+	node = acpi_ns_validate_handle(obj_handle);
 	if (!node) {
 		status = AE_BAD_PARAMETER;
 		goto unlock_and_exit;
@@ -822,7 +822,7 @@
 
 	/* Convert and validate the handle */
 
-	node = acpi_ns_map_handle_to_node(obj_handle);
+	node = acpi_ns_validate_handle(obj_handle);
 	if (!node) {
 		status = AE_BAD_PARAMETER;
 		goto unlock_and_exit;