Docserver: Update app version parsing since AppEngine started including /

chrome/common/extensions/docs/server2/cron_servlet.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 logging
 import posixpath
 import traceback
 
 from app_yaml_helper import AppYamlHelper
-from appengine_wrappers import (
-    GetAppVersion, IsDeadlineExceededError, logservice)
+from appengine_wrappers import IsDeadlineExceededError, logservice
 from branch_utility import BranchUtility
 from compiled_file_system import CompiledFileSystem
 from data_source_registry import CreateDataSources
-from environment import IsDevServer
+from environment import GetAppVersion, IsDevServer
 from extensions_paths import EXAMPLES, PUBLIC_TEMPLATES, STATIC_DOCS
 from file_system_util import CreateURLsFromPaths
 from future import Future
 from gcs_file_system_provider import CloudStorageFileSystemProvider
 from github_file_system_provider import GithubFileSystemProvider
 from host_file_system_provider import HostFileSystemProvider
 from object_store_creator import ObjectStoreCreator
 from render_servlet import RenderServlet
 from server_instance import ServerInstance
 from servlet import Servlet, Request, Response
@@ skipping 260 matching lines @@
     github_file_system_provider = self._delegate.CreateGithubFileSystemProvider(
         object_store_creator)
     gcs_file_system_provider = self._delegate.CreateGCSFileSystemProvider(
         object_store_creator)
     return ServerInstance(object_store_creator,
                           CompiledFileSystem.Factory(object_store_creator),
                           branch_utility,
                           host_file_system_provider,
                           github_file_system_provider,
                           gcs_file_system_provider)