Move grit from DEPS into src.

tools/grit/grit/format/policy_templates/writers/plist_helper.py

Index: tools/grit/grit/format/policy_templates/writers/plist_helper.py
diff --git a/tools/grit/grit/format/policy_templates/writers/plist_helper.py b/tools/grit/grit/format/policy_templates/writers/plist_helper.py
new file mode 100755
index 0000000000000000000000000000000000000000..0c599ca7a8505553d4ce456eace062abe4f3138b
--- /dev/null
+++ b/tools/grit/grit/format/policy_templates/writers/plist_helper.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+# Copyright (c) 2012 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.
+
+
+'''Common functions for plist_writer and plist_strings_writer.
+'''
+
+
+def GetPlistFriendlyName(name):
+  '''Transforms a string so that it will be suitable for use as
+  a pfm_name in the plist manifest file.
+  '''
+  return name.replace(' ', '_')