Revert http://codereview.chromium.org/1818001 so that archived build can produce test images

src/scripts/mod_image_for_test.sh

 #!/bin/bash
 
 # Copyright (c) 2009 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.
 
 # Script to modify a keyfob-based chromeos system image for testability.
 
 # Load common constants.  This should be the first executable line.
 # The path to common.sh should be relative to your script's location.
 . "$(dirname "$0")/common.sh"
 
 # Load functions and constants for chromeos-install
 . "$(dirname "$0")/chromeos-common.sh"
 
-if [ ${INSIDE_CHROOT} -eq 0 ] ; then
-  "$(dirname "$0")/enter_chroot.sh" ./mod_image_for_test.sh "$@"
-  exit 0
-fi
-
 get_default_board
 
 DEFINE_string board "$DEFAULT_BOARD" "Board for which the image was built"
 DEFINE_string qualdb "/tmp/run_remote_tests.*" \
     "Location of qualified component file"
 DEFINE_string image "" "Location of the rootfs raw image file"
 DEFINE_boolean factory $FLAGS_FALSE "Modify the image for manufacturing testing"
 DEFINE_boolean yes $FLAGS_FALSE "Answer yes to all prompts" "y"
 
 # Parse command line
@@ skipping 119 matching lines @@
   MOD_FACTORY_ROOT="${GCLIENT_ROOT}/src/scripts/mod_for_factory_scripts"
   # Run factory setup script to modify the image
   sudo GCLIENT_ROOT="${GCLIENT_ROOT}" ROOT_FS_DIR="${ROOT_FS_DIR}" \
       STATEFUL_DIR="${STATEFUL_DIR}/dev_image" QUALDB="${FLAGS_qualdb}" \
       "${MOD_FACTORY_ROOT}/factory_setup.sh"
 fi
 
 cleanup
 trap - EXIT