Create a cros directory under client, and start moving things into it.

client/bin/site_log_reader.py

 # Copyright (c) 2010 The Chromium OS 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 os, re
-from autotest_lib.client.bin.chromeos_constants import CLEANUP_LOGS_PAUSED_FILE
 from autotest_lib.client.common_lib import error, utils
+from autotest_lib.client.cros.constants import CLEANUP_LOGS_PAUSED_FILE
 
 class LogReader(object):
     """
     A class to read system log files.
     """
 
     def __init__(self, filename='/var/log/messages'):
         self._start_line = 1
         self._filename = filename
         if not os.path.exists(CLEANUP_LOGS_PAUSED_FILE):
@@ skipping 53 matching lines @@
         """
         return utils.system_output('tail -n +%d %s' %
                                    (self._start_line, self._filename))
 
     def can_find(self, string):
         """ Try to find string in the logs.
 
         @return boolean indicating if we found the string.
         """
         return string in self.get_logs()