Move site_chrome_test, site_logging, site_log_reader, site_crash_test into cros dir.

client/site_tests/logging_LogVolume/logging_LogVolume.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 logging, os, re, stat, subprocess, utils
 from autotest_lib.client.bin import test
 from autotest_lib.client.common_lib import error
-from autotest_lib.client.cros import login, ui_test
+from autotest_lib.client.cros import cros_ui_test, login
 
-class logging_LogVolume(ui_test.UITest):
+class logging_LogVolume(cros_ui_test.UITest):
     version = 1
 
 
     def log_stateful_used(self):
         output = utils.system_output('df /mnt/stateful_partition/')
         matches = re.search('(\d+)%', output)
         if matches is None:
             error.TestError('df failed')
         self._perf['percent_stateful_used'] = int(matches.group(1))
 
@@ skipping 80 matching lines @@
 
         self._perf['bytes_unexpected'] = unexpected_bytes
         self._perf['files_unexpected'] = unexpected_files
 
         self._perf['files_in_stateful_partition'] = stateful_files
 
         self._perf['percent_unused_patterns'] = \
             int(100 * len(unmatched_patterns) / len(patterns))
 
         self.write_perf_keyval(self._perf)