Fix style in tools/auto_bisect.

tools/auto_bisect/bisect_results_test.py

 # 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 unittest
 
 from bisect_results import BisectResults
 import source_control
 
@@ skipping 217 matching lines @@
     self.assertAlmostEqual(99.9, results.confidence)
     self.assertAlmostEqual(1909.86547085, results.regression_size)
     self.assertAlmostEqual(7.16625904, results.regression_std_err)
 
   def testFindsCulpritRevisions(self):
     revision_states = self.mock_bisect_state.mock_revision_states
     revision_states[1].depot = 'chromium'
     revision_states[2].depot = 'webkit'
 
     results = BisectResults(self.mock_bisect_state, self.mock_depot_registry,
-                          self.mock_opts, self.mock_warnings)
+                            self.mock_opts, self.mock_warnings)
 
     self.assertEqual(1, len(results.culprit_revisions))
     self.assertEqual(('b', {'test': 'b'}, 'chromium'),
                      results.culprit_revisions[0])
 
   def testFindsOtherRegressions(self):
     revision_states = self.mock_bisect_state.mock_revision_states
     revision_states[0].passed = 0
     revision_states[0].value = {'values': [100, 100, 100]}
     revision_states[1].passed = 0
@@ skipping 44 matching lines @@
     revision_states[3].value = {'values': [100, 105, 95]}
     revision_states[4].value = {'values': [100, 105, 95]}
     results = BisectResults(self.mock_bisect_state, self.mock_depot_registry,
                             self.mock_opts, self.mock_warnings)
     self.assertEqual(0, results.confidence)
     self.assertEqual(1, len(results.warnings))
 
 
 if __name__ == '__main__':
   unittest.main()