Split feature definitions into extensions and chrome features.

chrome/common/extensions/docs/server2/extensions_paths.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.
 
 from posixpath import join
 
 
 # Extensions-related paths within the Chromium repository.
 
 APPS = 'apps/common/'
 EXTENSIONS = 'extensions/common/'
 CHROME_EXTENSIONS = 'chrome/common/extensions/'
 
 APPS_API = join(APPS, 'api/')
 EXTENSIONS_API = join(EXTENSIONS, 'api/')
 CHROME_API = join(CHROME_EXTENSIONS, 'api/')
 
 # Note: This determines search order when APIs are resolved in the filesystem.
 API_PATHS = (
   CHROME_API,
   EXTENSIONS_API,
   APPS_API,
 )
 
 DOCS = join(CHROME_EXTENSIONS, 'docs/')
 
-API_FEATURES = join(CHROME_API, '_api_features.json')
-MANIFEST_FEATURES = join(CHROME_API, '_manifest_features.json')
-PERMISSION_FEATURES = join(CHROME_API, '_permission_features.json')
-
 EXAMPLES = join(DOCS, 'examples/')
 SERVER2 = join(DOCS, 'server2/')
 STATIC_DOCS = join(DOCS, 'static/')
 TEMPLATES = join(DOCS, 'templates/')
 
 APP_YAML = join(SERVER2, 'app.yaml')
 
 ARTICLES_TEMPLATES = join(TEMPLATES, 'articles/')
 INTROS_TEMPLATES = join(TEMPLATES, 'intros/')
 JSON_TEMPLATES = join(TEMPLATES, 'json/')
 PRIVATE_TEMPLATES = join(TEMPLATES, 'private/')
 PUBLIC_TEMPLATES = join(TEMPLATES, 'public/')
 
 CONTENT_PROVIDERS = join(JSON_TEMPLATES, 'content_providers.json')
 
 LOCAL_DEBUG_DIR = join(SERVER2, 'local_debug/')
 LOCAL_GCS_DIR = join(LOCAL_DEBUG_DIR, 'gcs/')
 LOCAL_GCS_DEBUG_CONF = join(LOCAL_DEBUG_DIR, 'gcs_debug.conf')