libata-acpi.c: remove unneeded #if's

These #if's are unneeded since they:
- did anyway not handle the CONFIG_ACPI_DOCK_MODULE case correctly and
- this is already handled in include/acpi/acpi_drivers.h and
- it's now correctly handled in kconfig.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/ata/libata-acpi.c

@@ -227,11 +227,9 @@ void ata_acpi_associate(struct ata_host *host)
 			acpi_install_notify_handler(ap->acpi_handle,
 						    ACPI_SYSTEM_NOTIFY,
 						    ata_acpi_ap_notify, ap);
-#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
 			/* we might be on a docking station */
 			register_hotplug_dock_device(ap->acpi_handle,
 						     ata_acpi_ap_notify, ap);
-#endif
 		}
 
 		for (j = 0; j < ata_link_max_devices(&ap->link); j++) {
@@ -241,11 +239,9 @@ void ata_acpi_associate(struct ata_host *host)
 				acpi_install_notify_handler(dev->acpi_handle,
 						ACPI_SYSTEM_NOTIFY,
 						ata_acpi_dev_notify, dev);
-#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
 				/* we might be on a docking station */
 				register_hotplug_dock_device(dev->acpi_handle,
 						ata_acpi_dev_notify, dev);
-#endif
 			}
 		}
 	}