Update gtest-parallel-wrapper.py to deal with changes in gtest-parallel.

tools_webrtc/gtest-parallel-wrapper.py

 #!/usr/bin/env python
 
 # Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
@@ skipping 125 matching lines @@
   ] + gtest_parallel_args
 
   print 'gtest-parallel-wrapper: Executing command %s' % ' '.join(command)
   sys.stdout.flush()
 
   exit_code = subprocess.call(command, env=test_env, cwd=os.getcwd())
 
   output_dir = get_output_dir(gtest_parallel_args)
   if output_dir:
     for test_status in 'passed', 'failed', 'interrupted':
-      logs_dir = os.path.join(output_dir, test_status)
+      logs_dir = os.path.join(output_dir, 'gtest-parallel-logs', test_status)
       if not os.path.isdir(logs_dir):
         continue
       logs = [os.path.join(logs_dir, log) for log in os.listdir(logs_dir)]
       log_file = os.path.join(output_dir, '%s-tests.log' % test_status)
       CatFiles(logs, log_file)
       os.rmdir(logs_dir)
 
   return exit_code
 
 
 if __name__ == '__main__':
   sys.exit(main())