Docserver: Use GitilesFileSystem instead of SubversionFileSystem

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

 # Copyright (c) 2012 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 copy
 import logging
 import posixpath
 
 from compiled_file_system import SingleFile, Unicode
 from data_source import DataSource
@@ skipping 41 matching lines @@
 
   return False
 
 
 class SidenavDataSource(DataSource):
   '''Provides templates with access to JSON files used to create the side
   navigation bar.
   '''
   def __init__(self, server_instance, request):
     self._cache = server_instance.compiled_fs_factory.Create(
-        server_instance.host_file_system_provider.GetTrunk(),
+        server_instance.host_file_system_provider.GetMaster(),
         self._CreateSidenavDict,
         SidenavDataSource)
     self._server_instance = server_instance
     self._request = request
 
   @SingleFile
   @Unicode
   def _CreateSidenavDict(self, _, content):
     items = Parse(content)
     # Start at level 2, the top <ul> element is level 1.
@@ skipping 24 matching lines @@
 
   def get(self, key):
     # TODO(mangini/kalman): Use |key| to decide which sidenav to use,
     # which will require a more complex Cron method.
     sidenav = self._cache.GetFromFile(
         posixpath.join(JSON_TEMPLATES, 'chrome_sidenav.json')).Get()
     sidenav = copy.deepcopy(sidenav)
     _AddAnnotations(sidenav,
                     self._server_instance.base_path + self._request.path)
     return sidenav