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

client/bin/site_ui_test.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 dbus, logging, os, re, shutil, socket, sys, time
-from autotest_lib.client.bin import chromeos_constants, site_cryptohome
+from autotest_lib.client.bin import site_cryptohome
 from autotest_lib.client.bin import site_login, site_utils, test as bin_test
 from autotest_lib.client.bin import site_log_reader
 from autotest_lib.client.common_lib import error, site_ui
 from autotest_lib.client.common_lib import site_auth_server, site_dns_server
+from autotest_lib.client.cros import constants as chromeos_constants
 from dbus.mainloop.glib import DBusGMainLoop
 
 sys.path.append(os.environ.get("SYSROOT", "/usr/local") +
                 "/usr/lib/flimflam/test")
 import flimflam
 
 
 class UITest(bin_test.test):
     """Base class for tests that drive some portion of the user interface.
 
@@ skipping 302 matching lines @@
 
         self.stop_authserver()
         self.__log_crashed_processes(self.crash_blacklist)
 
 
     def get_auth_endpoint_misses(self):
         if hasattr(self, '_authServer'):
             return self._authServer.get_endpoint_misses()
         else:
             return {}