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

chrome/common/extensions/docs/server2/features_bundle_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 json
 import unittest
 
+from extensions_paths import EXTENSIONS
 from server_instance import ServerInstance
 from test_file_system import TestFileSystem
 
+
 _TEST_FILESYSTEM = {
   'api': {
     '_api_features.json': json.dumps({
       'audioCapture': {
         'channel': 'stable',
         'extension_types': ['platform_app']
       },
       'background': [
         {
           'channel': 'stable',
@@ skipping 103 matching lines @@
           },
           'tabs': {
             'partial': 'permissions/tabs.html'
           },
         })
       }
     }
   }
 }
 
+
 class FeaturesBundleTest(unittest.TestCase):
   def setUp(self):
-    self._server = ServerInstance.ForTest(TestFileSystem(_TEST_FILESYSTEM))
+    self._server = ServerInstance.ForTest(
+        TestFileSystem(_TEST_FILESYSTEM, relative_to=EXTENSIONS))
 
   def testManifestFeatures(self):
     expected_features = {
       'background': {
         'name': 'background',
         'channel': 'stable',
         'platforms': ['extensions'],
         'documentation': 'background_pages.html'
       },
       'manifest_version': {
@@ skipping 101 matching lines @@
         'name': 'windows',
         'platforms': ['extensions'],
         'contexts': ['blessed_extension'],
         'dependencies': ['api:tabs']
       }
     }
     self.assertEqual(
         expected_features,
         self._server.features_bundle.GetAPIFeatures().Get())
 
+
 if __name__ == '__main__':
   unittest.main()