Doc server: support interfaces in src/extensions

chrome/common/extensions/docs/server2/test_data/object_level_availability/tabs.py

 # 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
 
-from extensions_paths import EXTENSIONS
+from extensions_paths import CHROME_EXTENSIONS
 from test_file_system import MoveAllTo
 
 
-TABS_SCHEMA_BRANCHES = MoveAllTo(EXTENSIONS, {
+TABS_SCHEMA_BRANCHES = MoveAllTo(CHROME_EXTENSIONS, {
   'trunk': {
     'docs': {
       'templates': {
         'json': {
           'api_availabilities.json': '{}'
         }
       }
     },
     'api': {
       '_api_features.json': '{}',
@@ skipping 1087 matching lines @@
         ]
       }])
     }
   },
   '782': {
     'api': {
       'extension_api.json': "{}"
     }
   }
 })