old_contents: #!/usr/bin/python
  
  # Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
  # for details. All rights reserved. Use of this source code is governed by a
  # BSD-style license that can be found in the LICENSE file.
  
  """
  Buildbot steps for functional testing master and slaves
  """
  
  if __name__ == '__main__':
    print "Functional testing placeholder"
  
new_contents: #!/usr/bin/python
  
  # Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
  # for details. All rights reserved. Use of this source code is governed by a
  # BSD-style license that can be found in the LICENSE file.
  
  """
  Buildbot steps for functional testing master and slaves
  """
  
  import os
  import re
  import shutil
  import sys
  
  import bot
  import bot_utils
  
  FT_BUILDER = r'ft-slave-(linux|mac)'
  
  EDITOR_LOCATION='/home/chrome-bot/Desktop'
  
  def SrcConfig(name, is_buildbot):
    """Returns info for the current buildbot based on the name of the builder.
  
    - mode: always "release"
    - system: always "linux" or "mac"
    """
    pattern = re.match(FT_BUILDER, name)
    if not pattern:
      return None
    return bot.BuildInfo('none', 'none', 'release', pattern.group(1))
  
  def Run(args):
    print "Running: %s" % ' '.join(args)
    sys.stdout.flush()
    bot.RunProcess(args)
  
  def FTSteps(config):
    revision = int(os.environ['BUILDBOT_GOT_REVISION'])
    bot_name, _ = bot.GetBotName()
    print bot_name
    channel = bot_utils.GetChannelFromName(bot_name)
    namer = bot_utils.GCSNamer(channel=channel)
    system = config.system
    if system == 'mac':
      system = 'macos'
    editor_path = namer.editor_zipfilepath(revision, system, 'x64')
    gsutils = bot_utils.GSUtil()
    local_path = os.path.join(EDITOR_LOCATION, 'editor.zip')
    if os.path.exists(local_path):
      os.remove(local_path)
    local_extracted = os.path.join(EDITOR_LOCATION, 'dart')
    shutil.rmtree(local_extracted, ignore_errors=True)
    gsutils.execute(['cp', editor_path, local_path])
    Run(['unzip', local_path, '-d', EDITOR_LOCATION])
  
  if __name__ == '__main__':
      bot.RunBot(SrcConfig, FTSteps)
  
subject: Add build steps to functional testing annotated steps script