[Android] Fix generated scripts for junit tests.

build/android/pylib/junit/test_runner.py

 # Copyright 2014 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 json
 import os
 import tempfile
 
 from devil.utils import cmd_helper
 from pylib import constants
 from pylib.results import json_results
 
 class JavaTestRunner(object):
   """Runs java tests on the host."""
 
   def __init__(self, args):
     self._package_filter = args.package_filter
     self._runner_filter = args.runner_filter
     self._sdk_version = args.sdk_version
     self._test_filter = args.test_filter
     self._test_suite = args.test_suite
 
   def SetUp(self):
     pass
 
   def RunTest(self, _test):
     """Runs junit tests from |self._test_suite|."""
     with tempfile.NamedTemporaryFile() as json_file:
       java_script = os.path.join(
-          constants.GetOutDirectory(), 'bin', self._test_suite)
+          constants.GetOutDirectory(), 'bin', 'helper', self._test_suite)
       command = [java_script,
                  '-test-jars', self._test_suite + '.jar',
                  '-json-results-file', json_file.name]
       if self._test_filter:
         command.extend(['-gtest-filter', self._test_filter])
       if self._package_filter:
         command.extend(['-package-filter', self._package_filter])
       if self._runner_filter:
         command.extend(['-runner-filter', self._runner_filter])
       if self._sdk_version:
         command.extend(['-sdk-version', self._sdk_version])
       return_code = cmd_helper.RunCmd(command)
       results_list = json_results.ParseResultsFromJson(
           json.loads(json_file.read()))
       return (results_list, return_code)
 
   def TearDown(self):
     pass