bot_update/gclient: kill git fetch after timeout regardless of output.

tests/gclient_utils_test.py

 #!/usr/bin/env python
 # 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 os
 import StringIO
 import sys
 import threading
 
@@ skipping 82 matching lines @@
       else:
         with cv:
           cv.wait(timeout=output_block_for)
           order.append('unblock')
         return ''
     def kid_kill():
       with cv:
         order.append('killed')
         cv.notify()
       if kill_raises:
-        raise OSError('somethign went wrong')
+        raise OSError('something went wrong')
 
     kid = self.ProcessIdMock('')
     kid.stdout.read = kid_stdout_read
     kid.kill = kid_kill  # pylint: disable=W0201
     cwd = 'bleh'
     args = ['ar', 'gs']
     gclient_utils.sys.stdout.write(
         '\n________ running \'ar gs\' in \'bleh\'\noutput')
     os.getcwd()
     subprocess2.Popen(
@@ skipping 148 matching lines @@
   import unittest
   import logging
   level = logging.DEBUG if '-v' in sys.argv else logging.FATAL
   logging.basicConfig(
       level=level,
       format='%(asctime).19s %(levelname)s %(filename)s:'
              '%(lineno)s %(message)s')
   unittest.main()
 
 # vim: ts=2:sw=2:tw=80:et: