Run auto-formatter (autopep8) on webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/tool/grammar_unittest.py

 # Copyright (C) 2010 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #    * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #    * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 12 matching lines @@
 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 import unittest
 
 from webkitpy.tool import grammar
 
+
 class GrammarTest(unittest.TestCase):
 
     def test_join_with_separators_zero(self):
         self.assertEqual(
             "",
             grammar.join_with_separators([]))
 
     def test_join_with_separators_one(self):
         self.assertEqual(
             "one",
@@ skipping 13 matching lines @@
         self.assertEqual("0 tests", grammar.pluralize("test", 0))
 
     def test_pluralize_one(self):
         self.assertEqual("1 test", grammar.pluralize("test", 1))
 
     def test_pluralize_two(self):
         self.assertEqual("2 tests", grammar.pluralize("test", 2))
 
     def test_pluralize_two_ends_with_sh(self):
         self.assertEqual("2 crashes", grammar.pluralize("crash", 2))