Update copyright dates to 2010.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11121 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/helgrind/hg_main.c b/helgrind/hg_main.c
index e77c06c..7df5e47 100644
--- a/helgrind/hg_main.c
+++ b/helgrind/hg_main.c
@@ -8,10 +8,10 @@
    This file is part of Helgrind, a Valgrind tool for detecting errors
    in threaded programs.
 
-   Copyright (C) 2007-2009 OpenWorks LLP
+   Copyright (C) 2007-2010 OpenWorks LLP
       info@open-works.co.uk
 
-   Copyright (C) 2007-2009 Apple, Inc.
+   Copyright (C) 2007-2010 Apple, Inc.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -4767,7 +4767,7 @@
    VG_(details_version)         (NULL);
    VG_(details_description)     ("a thread error detector");
    VG_(details_copyright_author)(
-      "Copyright (C) 2007-2009, and GNU GPL'd, by OpenWorks LLP et al.");
+      "Copyright (C) 2007-2010, and GNU GPL'd, by OpenWorks LLP et al.");
    VG_(details_bug_reports_to)  (VG_BUGS_TO);
    VG_(details_avg_translation_sizeB) ( 200 );