Do not exclude the last revision in the range returned by gitiles.

scripts/slave/recipe_modules/auto_bisect/resources/fetch_intervening_revisions_test.py

 #!/usr/bin/env python
 # Copyright 2015 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
 import unittest
 
 _BUILD_PATH = os.path.abspath(os.path.join(
@@ skipping 29 matching lines @@
             ('66aeb2b7084850d09f3fccc7d7467b57e4da1882', '356389'),
             ('01542ac6d0fbec6aa78e33e6c7ec49a582072ea9', '356390'),
             ('8414732168a8867a5d6bd45eaade68a5820a9e34', '356391'),
             ('4f81be50501fbc02d7e44df0d56032e5885e19b6', '356392'),
             ('7bd1741893bd4e233b5562a6926d7e395d558343', '356393'),
             ('ee261f306c3c66e96339aa1026d62a6d953302fe', '356394'),
             ('f1c777e3f97a16cc6a3aa922a23602fa59412989', '356395'),
             ('8fcc8af20a3d41b0512e3b1486e4dc7de528a72b', '356396'),
             ('3861789af25e2d3502f0fb7080da5785d31308aa', '356397'),
             ('6feaa73a54d0515ad2940709161ca0a5ad91d1f8', '356398'),
-            ('2e93263dc74f0496100435e1fd7232e9e8323af0', '356399')
+            ('2e93263dc74f0496100435e1fd7232e9e8323af0', '356399'),
+            ('c89130e28fd01062104e1be7f3a6fc3abbb80ca9', '356400')
         ])
 
   def test_fetch_intervening_revisions_pagination(self):
 
     def mock_urlopen(url):
       if 's=' not in url:
         return open(os.path.join(_TEST_DATA, 'MOCK_RANGE_RESPONSE_2_PAGE_1'))
       return open(os.path.join(_TEST_DATA, 'MOCK_RANGE_RESPONSE_2_PAGE_2'))
 
     with mock.patch('urllib2.urlopen', mock_urlopen):
       revs = fetch_intervening_revisions.fetch_intervening_revisions(
           '7bd1741893bd4e233b5562a6926d7e395d558343',
           '3861789af25e2d3502f0fb7080da5785d31308aa',
           'https://chromium.googlesource.com/chromium/src')
 
     self.assertEqual(
         revs, [
             ('ee261f306c3c66e96339aa1026d62a6d953302fe', '356394'),
             ('f1c777e3f97a16cc6a3aa922a23602fa59412989', '356395'),
             ('8fcc8af20a3d41b0512e3b1486e4dc7de528a72b', '356396'),
+            ('3861789af25e2d3502f0fb7080da5785d31308aa', '356397')
         ])
 
 
 if __name__ == '__main__':
   unittest.main()