Improve android stack parser

mojo/tools/run_mojo_python_tests.py

 #!/usr/bin/env python
 # 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 os
 import sys
 
 from mopy.mojo_python_tests_runner import MojoPythonTestRunner
 
 
 def main():
   test_dir_list = [
       # Tests of pylib bindings.
       os.path.join('mojo', 'public', 'tools', 'bindings', 'pylib'),
       # Tests of "mopy" python tools code.
       os.path.join('mojo', 'tools', 'mopy'),
       # Tests of python code in devtools.
-      os.path.join('mojo', 'devtools', 'common', 'devtoolslib')
+      os.path.join('mojo', 'devtools', 'common', 'devtoolslib'),
+      os.path.join('mojo', 'devtools', 'common', 'android_stack_parser')
   ]
 
   for test_dir in test_dir_list:
     runner = MojoPythonTestRunner(test_dir)
     exit_code = runner.run()
     if exit_code:
       return exit_code
 
 
 if __name__ == '__main__':
   sys.exit(main())