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

client/site_tests/desktopui_ScreenLocker/desktopui_ScreenLocker.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
 import gobject
 import os
 import time
 
 from autotest_lib.client.bin import utils
 from autotest_lib.client.common_lib import error
-from autotest_lib.client.cros import ui_test
+from autotest_lib.client.cros import cros_ui_test
 
 from dbus.mainloop.glib import DBusGMainLoop
 
-class desktopui_ScreenLocker(ui_test.UITest):
+class desktopui_ScreenLocker(cros_ui_test.UITest):
     version = 1
     _POWER_MANAGER_INTERFACE = 'org.chromium.PowerManager'
 
     def locked(self):
         self._locked = True
 
     def unlocked(self):
         self._locked = False
 
     def process_event(self):
@@ skipping 45 matching lines @@
             raise error.TestFail('screen locker unlocked with bogus password.')
 
         # send the correct password
         ax.send_text(self.password)
         ax.send_hotkey('Return')
 
         # wait for screen to unlock
         utils.poll_for_condition(
             condition=lambda: self.is_screen_unlocked(),
             desc='screenlocker unlock')