Typo police.

chrome/installer/mac/dirpatcher.sh

 #!/bin/bash -p
 
-# Copyright (c) 2010 The Chromium Authors. All rights reserved.
+# Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # usage: dirpatcher.sh old_dir patch_dir new_dir
 #
 # dirpatcher creates new_dir from patch_dir by decompressing and copying
 # files, and using goobspatch to apply binary diffs to files in old_dir.
 #
 # dirpatcher performs the inverse operation to dirdiffer. For more details,
 # consult dirdiffer.sh.
@@ skipping 262 matching lines @@
     else
       patch_file "${old_file}" "${patch_file}" "${new_file}"
     fi
   done
 
   copy_mode_and_time "${patch_dir}" "${new_dir}"
 }
 
 # shell_safe_path ensures that |path| is safe to pass to tools as a
 # command-line argument. If the first character in |path| is "-", "./" is
-# prepended to it. The possibily-modified |path| is output.
+# prepended to it. The possibly-modified |path| is output.
 shell_safe_path() {
   local path="${1}"
   if [[ "${path:0:1}" = "-" ]]; then
     echo "./${path}"
   else
     echo "${path}"
   fi
 }
 
 dirs_contained() {
@@ skipping 62 matching lines @@
   trap - EXIT
 }
 
 if [[ ${#} -ne 3 ]]; then
   usage
   exit 2
 fi
 
 main "${@}"
 exit ${?}