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

upload_symbols

Index: upload_symbols
diff --git a/upload_symbols b/upload_symbols
index 96307b42479cad25910f36e56cb7f2c7cc1c6313..d6f6c2561fb0e0e3c0d6f2825a72fb4046de6b7b 100755
--- a/upload_symbols
+++ b/upload_symbols
@@ -7,16 +7,30 @@
 # purposes.  This script need only be used to upload release builds
 # symbols or to debug crashes on non-release builds (in which case try
 # to only upload the symbols for those executables involved).
-#
-# NOTE: This script must be run from the chromeos build chroot environment.
-#
 
-# 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"
+# --- 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 ---
 
 # Script must be run inside the chroot
-restart_in_chroot_if_needed $*
+restart_in_chroot_if_needed "$@"
 
 get_default_board
 
@@ -118,7 +132,7 @@ function main() {
       sudo rm -rf "${DEFAULT_BREAKPAD_ROOT}"
       info "Generating all breakpad symbol files."
       local verbosity=""
-      local generate_script="$(dirname $0)/cros_generate_breakpad_symbols"
+      local generate_script="${SCRIPTS_DIR}/cros_generate_breakpad_symbols"
       [ ${FLAGS_verbose} -eq ${FLAGS_TRUE} ] && verbosity="--verbose"
       if ! "${generate_script}" --board=${FLAGS_board} ${verbosity}; then
         error "Some errors while generating symbols; uploading anyway"