Docserver: Serve docs out of src/ not src/chrome/common/extensions. This allows

chrome/common/extensions/docs/server2/path_canonicalizer_test.py

 #!/usr/bin/env python
 # Copyright 2013 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 unittest
 
 from path_canonicalizer import PathCanonicalizer
 from server_instance import ServerInstance
-import svn_constants
+
 
 class PathCanonicalizerTest(unittest.TestCase):
   def setUp(self):
     self._server_instance = ServerInstance.ForLocal()
 
   def _Cze(self, path):
     return self._server_instance.path_canonicalizer.Canonicalize(path)
 
   def testSpecifyCorrectly(self):
     self._AssertIdentity('extensions/browserAction.html')
@@ skipping 56 matching lines @@
     self.assertEqual(to, result.path)
     self.assertFalse(result.permanent)
 
   def _AssertPermanentRedirect(self, to, from_):
     result = self._Cze(from_)
     self.assertEqual(to, result.path)
     self.assertTrue(result.permanent)
 
 if __name__ == '__main__':
   unittest.main()