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

cros_show_stacks

 #!/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.
 
 # Script to generate stackdumps from a machine or dmp files.
 
-# Load common constants.  This should be the first executable line.
-# The path to common.sh should be relative to your script's location.
+# --- 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
 
-. "$(dirname $0)/common.sh"
-. "$(dirname $0)/remote_access.sh"
+  SCRIPT_ROOT=
+  for path in "${common_paths[@]}"; do
+    if [ -r "${path}/common.sh" ]; then
+      SCRIPT_ROOT=${path}
+      break
+    fi
+  done
+}
+
+find_common_sh
+. "${SCRIPT_ROOT}/common.sh" || (echo "Unable to load common.sh" && exit 1)
+# --- END COMMON.SH BOILERPLATE ---
+
+. "${SCRIPT_ROOT}/remote_access.sh" || die "Unable to load remote_access.sh"
 
 assert_inside_chroot
 
 MINIDUMP_DUMP=/usr/bin/minidump_dump
 MINIDUMP_STACKWALK=/usr/bin/minidump_stackwalk
 USING_REMOTE=0
 
 get_default_board
 
 DEFINE_string board "${DEFAULT_BOARD}" \
@@ skipping 138 matching lines @@
       ${MINIDUMP_STACKWALK} "${dump}" "${FLAGS_breakpad_root}" 2> /dev/null
     else
       info "Dumping kcrash $(basename ${dump}):"
       cat "${dump}"
     fi
     echo ""
   done
 }
 
 main "$@"