Add license information to our shell scripts.

tools/valgrind/build-valgrind-for-chromium.sh

 #!/bin/sh
+
+# Copyright (c) 2009 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.
+
 # Script to build valgrind for use with chromium
 #
 # Can also be used to just prepare patched source tarball with MAKE_TARBALL=yes
 # or to just build from a patched source tarball with USE_TARBALL=yes.
 # These are useful when configuring jailed buildbots which are not allowed to
 # fetch valgrind source via svn.  Most users won't need those options.
 
 # Checkout by date doesn't work unless you specify the friggin' timezone
 VALGRIND_SVN_REV=10771
 # And svn isn't smart enough to figure out what rev of the linked tree to get
@@ skipping 116 matching lines @@
   test -d "${OVERRIDE_LD_DIR}" && rm -rf "${OVERRIDE_LD_DIR}"
 
   # Don't use sudo if we own the destination
   if test -w "${parent_of_prefix}"
   then
      make install
   else
      sudo make install
   fi
 fi