Revert "UBUNTU: SAUCE: (no-up) ACPICA: Dispatcher: Update thread ID for recursive method calls"

BugLink: http://bugs.launchpad.net/bugs/1580754

This reverts commit d21526bc3c6e8df9fcba10831d2260082d4cb82f.

revert in favor of upstream stable.
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>

drivers/acpi/acpica/dsmethod.c

@@ -417,9 +417,6 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
 				obj_desc->method.mutex->mutex.
 				    original_sync_level =
 				    obj_desc->method.mutex->mutex.sync_level;
-
-				obj_desc->method.mutex->mutex.thread_id =
-				    acpi_os_get_thread_id();
 			}
 		}