[autotest] Grab more chrome logs, not just the last one, to hedge against crashes

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, shutil, socket, sys, time
 from autotest_lib.client.bin import chromeos_constants
 from autotest_lib.client.bin import site_login, site_utils, test as bin_test
 from autotest_lib.client.common_lib import error, site_ui
 from autotest_lib.client.common_lib import site_auth_server, site_dns_server
 from dbus.mainloop.glib import DBusGMainLoop
@@ skipping 221 matching lines @@
         method as well.
         """
         self.revert_dns()
         self._authServer.stop()
         self._dnsServer.stop()
 
 
     def cleanup(self):
         """Overridden from test.cleanup() to log out when the test is complete.
         """
+        logpath = chromeos_constants.CHROME_LOG_DIR
+
         try:
-            shutil.copy(chromeos_constants.CHROME_LOG_DIR+'/chrome',
-                        self.resultsdir+'/chrome_prelogin_log')
+            for file in os.listdir(logpath):
+                fullpath = os.path.join(logpath, file)
+                if os.path.isfile(fullpath):
+                    shutil.copy(fullpath, os.path.join(self.resultsdir, file))
+
         except (IOError, OSError) as error:
             logging.error(error)
 
         if site_login.logged_in():
             try:
                 shutil.copy(chromeos_constants.CRYPTOHOME_MOUNT_PT+'/chrome',
                             self.resultsdir+'/chrome_postlogin_log')
             except (IOError, OSError) as error:
                 logging.error(error)
             self.logout()
 
         self.stop_authserver()
 
 
     def get_auth_endpoint_misses(self):
         if hasattr(self, '_authServer'):
             return self._authServer.get_endpoint_misses()
         else:
             return {}