[Android] Move base tests classes to pylib/base

build/android/pylib/host_driven/python_test_sharder.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.
 
 """Takes care of sharding the python-drive tests in multiple devices."""
 
 import copy
 import logging
 import multiprocessing
 
-from pylib import sharded_tests_queue
+from pylib.base import sharded_tests_queue
+from pylib.base.test_result import TestResults
 from pylib.instrumentation.run_java_tests import FatalTestException
-from pylib.test_result import TestResults
 
 from python_test_caller import CallPythonTest
 
 
 def SetTestsContainer(tests_container):
   """Sets PythonTestSharder as a top-level field.
 
   PythonTestSharder uses multiprocessing.Pool, which creates a pool of
   processes. This is used to initialize each worker in the pool, ensuring that
   each worker has access to this shared pool of tests.
@@ skipping 171 matching lines @@
       failed_tests: a list of SingleTestResults representing failed tests.
 
     Returns:
       A list of test objects which correspond to test names found in
       failed_tests, or an empty list if there is no correspondence.
     """
     failed_test_names = map(lambda t: t.test_name, failed_tests)
     tests_to_retry = [t for t in available_tests
                       if t.qualified_name in failed_test_names]
     return tests_to_retry