This starts to fix the scripts so that they load from /usr/lib/crosutils

resize_stateful_partition.sh

 #!/bin/bash
 
 # 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.
 
 # Utility methods used to resize a stateful partition and update the GPT table
 
-# Source constants and utility functions
-. "$(dirname "$0")/common.sh"
-. "$(dirname "$0")/chromeos-common.sh"
+# --- BEGIN COMMON.SH BOILERPLATE ---
+# Load common CrOS utilities.  Inside the chroot this file is installed in
+# /usr/lib/crosutils.  Outside the chroot we find it relative to the script's
+# location.
+find_common_sh() {
+  local common_paths=(/usr/lib/crosutils $(dirname "$(readlink -f "$0")"))
+  local path
+
+  SCRIPT_ROOT=
+  for path in "${common_paths[@]}"; do
+    if [ -r "${path}/common.sh" ]; then
+      SCRIPT_ROOT=${path}
+      break
+    fi
+  done
+}
+
+find_common_sh
+. "${SCRIPT_ROOT}/common.sh" || (echo "Unable to load common.sh" && exit 1)
+# --- END COMMON.SH BOILERPLATE ---
+
+# Need to be inside the chroot to load chromeos-common.sh
+assert_inside_chroot
+
+# Load functions and constants for chromeos-install
+. "/usr/lib/installer/chromeos-common.sh" || \
+  die "Unable to load /usr/lib/installer/chromeos-common.sh"
 
 locate_gpt
 
 umount_from_loop_dev() {
   local mnt_pt=$1
   mount | grep -q " on ${mnt_pt}" && sudo umount -d ${mnt_pt}
   rmdir ${mnt_pt}
 }
 
 cleanup_loop_dev() {
@@ skipping 70 matching lines @@
   # Copy the full kernel (i.e. with vboot sections)
   dd if="${src_img}" of="${temp_img}" conv=notrunc bs=512 \
     seek="${START_KERN_A}" skip=${kern_a_offset} count=${kern_a_count}
   dd if="${src_img}" of="${temp_img}" conv=notrunc bs=512 \
     seek="${START_KERN_B}" skip=${kern_b_offset} count=${kern_b_count}
   dd if="${src_img}" of="${temp_img}" conv=notrunc bs=512 \
     seek="${START_OEM}" skip=${oem_offset} count=${oem_count}
   dd if="${src_img}" of="${temp_img}" conv=notrunc bs=512 \
     seek="${START_ESP}" skip=${esp_offset} count=${esp_count}
 }