Remove obsolete hardware_class script.

BUG=chromium-os:15257
TEST=emerge-x86-mario metrics

Change-Id: I496121c47394dc81b7f414655940dddc8d5cc992
Reviewed-on: http://gerrit.chromium.org/gerrit/1314
Tested-by: Darin Petkov <petkov@chromium.org>
Reviewed-by: Chris Sosa <sosa@chromium.org>
diff --git a/metrics/hardware_class b/metrics/hardware_class
deleted file mode 100755
index 9136076..0000000
--- a/metrics/hardware_class
+++ /dev/null
@@ -1,76 +0,0 @@
-#!/bin/sh
-
-# Copyright (c) 2010 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.
-
-# This script prints the hardware class (e.g., the hardware
-# qualification ID) of this device, or "unknown" if it can't determine
-# the hardware class.
-
-# TODO(petkov): If the hardware qualification ID is not available on
-# the systems, the script uses alternative ways to identify different
-# system classes (e.g., the WiFi adapter PCI vendor and device
-# IDs). Switch the script to use only real hardware qualification ID
-# when that becomes available on all systems.
-
-HARDWARE_CLASS=
-readonly HWID_PATH=/sys/bus/platform/devices/chromeos_acpi/HWID
-
-# Appends a new component ID to the hardware class. Separates IDs with
-# dashes.
-append_class() {
-  [ -n "$1" ] || return
-  [ -n "$HARDWARE_CLASS" ] && HARDWARE_CLASS="${HARDWARE_CLASS}-"
-  HARDWARE_CLASS="${HARDWARE_CLASS}$1"
-}
-
-hwid() {
-  [ -r  "$HWID_PATH" ] || return
-  local acpihwid
-  acpihwid=$(cat "$HWID_PATH")
-  [ -n "$acpihwid" ] || return
-  append_class "$acpihwid"
-}
-
-# Adds the CPU family, model and stepping info, if available, to the
-# class.
-cpu() {
-  [ -r /proc/cpuinfo ] || return
-  local family
-  family=$(grep -m1 '^cpu family' /proc/cpuinfo \
-    | sed 's/cpu family\s\+:\s\+\([0-9]\+\)$/\1/')
-  local model
-  model=$(grep -m1 '^model' /proc/cpuinfo \
-    | sed 's/model\s\+:\s\+\([0-9]\+\)$/\1/')
-  local stepping
-  stepping=$(grep -m1 '^stepping' /proc/cpuinfo \
-    | sed 's/stepping\s\+:\s\+\([0-9]\+\)$/\1/')
-  if [ -n "$family" ] && [ -n "$model" ] && [ -n "$stepping" ]; then
-    append_class "cpu/$family:$model:$stepping"
-  fi
-}
-
-# Adds the wlan0 PCI vendor and device ID, if available, to the class.
-wlan() {
-  local dev=/sys/class/net/wlan0/device
-  if [ -r $dev/vendor ] && [ -r $dev/device ]; then
-    local id
-    id=$(paste -d ':' $dev/vendor $dev/device | sed s/0x//g)
-    append_class "wlan0/$id"
-  fi
-}
-
-main() {
-  hwid
-  # If the HWID is not available, use system component IDs.
-  if [ -z "$HARDWARE_CLASS" ]; then
-    cpu
-    wlan
-    [ -z "$HARDWARE_CLASS" ] && HARDWARE_CLASS=unknown
-  fi
-
-  echo $HARDWARE_CLASS
-}
-
-main $@