Remove obsolete channel_change and mkcrosusb commands.

crosh-workarounds

 #!/bin/dash
 # Copyright (c) 2009-2010 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.
 
 # Crosh commands to create and install USB stick with preferred build.
 
 if [ "$(basename $0)" = "crosh-workarounds" ]; then
   exec "$(dirname $0)/crosh" --workarounds
 fi
 
-HELP="$HELP"'
- mkcrosusb [-dev|-beta|-rcdev|-rcbeta]
-  Creates and installs USB stick with preferred build.
-'
-cmd_mkcrosusb() {
-  local mkcrosusb="/usr/bin/mkcrosusb"
-  if [ ! -f $mkcrosusb ]; then
-    echo "Missing $mkcrosusb" >&2
-  else
-    case "$1" in
-             -dev|-beta|-rcdev|-rcbeta|'')
-                $mkcrosusb $1
-                ;;
-             *)
-                echo "Usage: mkcrosusb [-dev|-beta|-rcdev|-rcbeta]" >&2
-    esac
-  fi
-}
-
-HELP="$HELP"'
- channel_change [--dev|--beta]
-  Changes the channel from dev to beta and vice versa.
-'
-cmd_channel_change() {
-  local channel_change="/usr/bin/channel_change"
-  if [ ! -f $channel_change ]; then
-    echo "Missing $channel_change" >&2
-  else
-    case "$1" in
-             --dev|--beta)
-                $channel_change $1
-                ;;
-             *)
-                echo "Usage: channel_change [--dev|--beta]" >&2
-    esac
-  fi
-}
-
 # Allow users to set the autoproxy used by Chrome.
 # TODO: This option should be removed once proxy settings are available in the
 # UI. The value set in the default_proxy file is passed to chrome as an
 # environment variable by /sbin/session_manager_setup.sh
 HELP="$HELP"'
  autoproxy [get|clear|set <proxy-value>]
   Get, clear, or set the auto proxy setting.
 '
 cmd_autoproxy() {
   local command="$1"
@@ skipping 86 matching lines @@
     shift
   done
 
   if [ -n "$1" ]; then
     options="$options BgscanMethod=$1"
   fi
 
   /usr/local/lib/flimflam/test/set-bgscan $options
   # NB: parameters do not take effect until next association
 }