Removes files from //build that we don't need

build/android/pylib/utils/test_environment.py

-# Copyright 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.
-
-import logging
-import psutil
-import signal
-
-from pylib.device import device_errors
-from pylib.device import device_utils
-
-
-def _KillWebServers():
-  for s in [signal.SIGTERM, signal.SIGINT, signal.SIGQUIT, signal.SIGKILL]:
-    signalled = []
-    for server in ['lighttpd', 'webpagereplay']:
-      for p in psutil.process_iter():
-        try:
-          if not server in ' '.join(p.cmdline):
-            continue
-          logging.info('Killing %s %s %s', s, server, p.pid)
-          p.send_signal(s)
-          signalled.append(p)
-        except Exception as e:
-          logging.warning('Failed killing %s %s %s', server, p.pid, e)
-    for p in signalled:
-      try:
-        p.wait(1)
-      except Exception as e:
-        logging.warning('Failed waiting for %s to die. %s', p.pid, e)
-
-
-def CleanupLeftoverProcesses():
-  """Clean up the test environment, restarting fresh adb and HTTP daemons."""
-  _KillWebServers()
-  device_utils.RestartServer()
-
-  def cleanup_device(d):
-    d.old_interface.RestartAdbdOnDevice()
-    try:
-      d.EnableRoot()
-    except device_errors.CommandFailedError as e:
-      logging.error(str(e))
-    d.WaitUntilFullyBooted()
-
-  device_utils.DeviceUtils.parallel().pMap(cleanup_device)
-