Move recipe engine to third_party/recipe_engine.

scripts/slave/recipe_modules/chromite/config.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 types
 
 from common import cros_chromite
-from slave.recipe_config import config_item_context, ConfigGroup
-from slave.recipe_config import Dict, Single, Set
+from recipe_engine.config import config_item_context, ConfigGroup
+from recipe_engine.config import Dict, Single, Set
 
 import DEPS
 path_api = DEPS['path'].api
 
 
 def BaseConfig(**_kwargs):
   return ConfigGroup(
     # Base mapping of repository key to repository name.
     repositories = Dict(value_type=Set(basestring)),
 
@@ skipping 68 matching lines @@
 
 @config_ctx()
 def chromeos_tryserver_etc(c):
   c.cbb.clobber = True
 
 @config_ctx()
 def chromiumos_coverage_test(c):
   c.use_chrome_version = True
   c.read_cros_manifest = True
   c.cbb.chrome_rev = 'stable'