# Copyright (c) 2013 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.

def process(path, content):
  if path.endswith('.manifest'):
    return process_manifest(content)
  return content

def process_manifest(content):
  return content + '\n\n# Version 20131108\n'
