Rename power_led.c to onewire_led.c

No code changes, just renaming to make the filename more useful.

BUG=chromium-os:18256
BRANCH=none
TEST=build link.  Plug in AC.  See plug LED come on.

Change-Id: I00d9f222de0b097bb68ef235bc6b0015e4c62f7e
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/45494
Reviewed-by: Bill Richardson <wfrichar@chromium.org>

board/link/board.h

@@ -20,8 +20,8 @@
 #define CONFIG_CONSOLE_CMDHELP
 #define CONFIG_LPC
 #define CONFIG_ONEWIRE
+#define CONFIG_ONEWIRE_LED
 #define CONFIG_PECI
-#define CONFIG_POWER_LED
 #define CONFIG_PWM
 #define CONFIG_TASK_PROFILING
 #define CONFIG_TEMP_SENSOR

common/build.mk

@@ -1,5 +1,5 @@
 # -*- makefile -*-
-# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
+# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
@@ -20,7 +20,7 @@ common-$(CONFIG_IR357x)+=ir357x.o
 common-$(CONFIG_KEYBOARD_TEST)+=keyboard_test.o
 common-$(CONFIG_LP5562)+=lp5562.o
 common-$(CONFIG_LPC)+=port80.o
-common-$(CONFIG_POWER_LED)+=power_led.o
+common-$(CONFIG_ONEWIRE_LED)+=onewire_led.o
 common-$(CONFIG_PSTORE)+=pstore_commands.o
 common-$(CONFIG_SMART_BATTERY)+=smart_battery.o smart_battery_stub.o
 common-$(CONFIG_TASK_CHARGER)+=charge_state.o battery_precharge.o