Add gclient grep for git repos

tests/gclient_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.
 
 """Unit tests for gclient.py.
 
 See gclient_smoketest.py for integration tests.
 """
 
@@ skipping 251 matching lines @@
     fh = open(os.path.join(subdir_fn, 'fake.txt'), 'w')
     print >> fh, 'bogus content'
     fh.close()
 
     os.chdir(topdir)
 
     parser = gclient.Parser()
     options, _ = parser.parse_args([])
     options.force = True
     client = gclient.GClient.LoadCurrentConfig(options)
-    work_queue = gclient_utils.ExecutionQueue(options.jobs, None)
+    work_queue = gclient_utils.ExecutionQueue(options.jobs, None, False)
     for s in client.dependencies:
       work_queue.enqueue(s)
     work_queue.flush({}, None, [], options=options)
     self.assertEqual(client.GetHooks(options), [x['action'] for x in hooks])
 
   def testTargetOS(self):
     """Verifies that specifying a target_os pulls in all relevant dependencies.
 
     The target_os variable allows specifying the name of an additional OS which
     should be considered when selecting dependencies from a DEPS' deps_os. The
@@ skipping 237 matching lines @@
   sys.stdout = gclient_utils.MakeFileAutoFlush(sys.stdout)
   sys.stdout = gclient_utils.MakeFileAnnotated(sys.stdout, include_zero=True)
   sys.stderr = gclient_utils.MakeFileAutoFlush(sys.stderr)
   sys.stderr = gclient_utils.MakeFileAnnotated(sys.stderr, include_zero=True)
   logging.basicConfig(
       level=[logging.ERROR, logging.WARNING, logging.INFO, logging.DEBUG][
         min(sys.argv.count('-v'), 3)],
       format='%(relativeCreated)4d %(levelname)5s %(module)13s('
               '%(lineno)d) %(message)s')
   unittest.main()