Update from https://crrev.com/303153

build/android/pylib/base/base_test_runner.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Base class for running tests on a single device."""
 
+# TODO(jbudorick) Deprecate and remove this class and all subclasses after
+# any relevant parts have been ported to the new environment + test instance
+# model.
+
 import logging
 import time
 
 from pylib import ports
 from pylib.chrome_test_server_spawner import SpawningServer
 from pylib.device import device_utils
 from pylib.forwarder import Forwarder
 from pylib.valgrind_tools import CreateTool
 # TODO(frankf): Move this to pylib/utils
 import lighttpd_server
@@ skipping 160 matching lines @@
         break
       else:
         error_msgs.append(error_msg)
       self._spawning_server.Stop()
       # Wait for 2 seconds then restart.
       time.sleep(2)
     if not server_ready:
       logging.error(';'.join(error_msgs))
       raise Exception('Can not start the test spawner server.')
     self._PushTestServerPortInfoToDevice()