Make docstrings more consistent using format-webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/formatter/main_unittest.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 StringIO
 import unittest
 
 from webkitpy.common.system.systemhost_mock import MockSystemHost
 from webkitpy.formatter.main import main
 
@@ skipping 115 matching lines @@
         self.assertMultiLineEqual(host.stdout.getvalue(), '''
 def f():
     """triple-quoted docstring
     with multiple lines
     """
     x = """
     this is a regular multi-line string, not a docstring
     """
     return x
 ''')
+
+    def test_format_docstrings_indentation(self):
+        host = MockSystemHost()
+        host.stdin = StringIO.StringIO('''
+def f():
+    """This is a docstring
+       With extra indentation on this line.
+
+     """
+''')
+        main(host, ['-'])
+        self.assertMultiLineEqual(host.stdout.getvalue(), '''
+def f():
+    """This is a docstring
+       With extra indentation on this line.
+    """
+''')