[Andoid] Threaded TestRunner creation and SetUp and TearDown calls.

build/android/pylib/gtest/test_package.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.
 
 
 import logging
 import re
 import os
 
 from pylib import constants
@@ skipping 26 matching lines @@
         self.test_suite.split(self.test_suite_basename)[0])
     self.cleanup_test_files = cleanup_test_files
     self.tool = tool
     if timeout == 0:
       timeout = 60
     # On a VM (e.g. chromium buildbots), this timeout is way too small.
     if os.environ.get('BUILDBOT_SLAVENAME'):
       timeout = timeout * 2
     self.timeout = timeout * self.tool.GetTimeoutScale()
 
+  def ClearApplicationState(self):
+    """Clears the application state."""
+    raise NotImplementedError('Method must be overriden.')
+
   def GetDisabledPrefixes(self):
     return ['DISABLED_', 'FLAKY_', 'FAILS_']
 
   def _ParseGTestListTests(self, all_tests):
     """Parses and filters the raw test lists.
 
     Args:
     all_tests: The raw test listing with the following format:
 
       IPCChannelTest.
@@ skipping 122 matching lines @@
 
     ret_code = self._GetGTestReturnCode()
     if ret_code:
       logging.critical(
           'gtest exit code: %d\npexpect.before: %s\npexpect.after: %s',
           ret_code, p.before, p.after)
 
     # Create TestResults and return
     return TestResults.FromRun(ok=ok_tests, failed=failed_tests,
                                crashed=crashed_tests, timed_out=timed_out_tests)