Move modem_set_carrier to crosh from crosh-workarounds

crosh-workarounds

Index: crosh-workarounds
diff --git a/crosh-workarounds b/crosh-workarounds
index 8e574b4a3cef4befb1e3c6f5393e44e1161858f8..449f858274d44c84bd9f9db5605473feb6b3370b 100755
--- a/crosh-workarounds
+++ b/crosh-workarounds
@@ -3,7 +3,7 @@
 # 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.
+# Extra crosh commands
 
 if [ "$(basename $0)" = "crosh-workarounds" ]; then
   exec "$(dirname $0)/crosh" --workarounds
@@ -54,16 +54,6 @@ cmd_autoproxy() {
   fi
 }
 
-if [ -x /usr/bin/modem_set_carrier ]; then
-HELP="$HELP"'
- modem_set_carrier carrier-name
-  Configures the modem for the specified carrier.
-'
-cmd_modem_set_carrier() {
-  /usr/bin/modem_set_carrier "$@"
-}
-fi
-
 HELP="$HELP"'
  cryptohome [--status]
   Get human-readable status information from cryptohomed