old_contents: #!/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.
  
  """grit unittests presubmit script.
  
  See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
  details on the presubmit API built into gcl.
  """
  
  
  def RunUnittests(input_api, output_api):
    return input_api.canned_checks.RunPythonUnitTests(input_api, output_api,
        ['grit.test_suite_all'])
  
  
  def CheckChangeOnUpload(input_api, output_api):
    return RunUnittests(input_api, output_api)
  
  def CheckChangeOnCommit(input_api, output_api):
    return RunUnittests(input_api, output_api)
  
new_contents: # 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.
  
  """grit unittests presubmit script.
  
  See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
  details on the presubmit API built into gcl.
  """
  
  
  def RunUnittests(input_api, output_api):
    return input_api.canned_checks.RunPythonUnitTests(input_api, output_api,
        ['grit.test_suite_all'])
  
  
  def CheckChangeOnUpload(input_api, output_api):
    return RunUnittests(input_api, output_api)
  
  
  def CheckChangeOnCommit(input_api, output_api):
    return RunUnittests(input_api, output_api)
  
subject: Remove shbang line from PRESUBMIT.py.