Cross-repo recipe package system.

scripts/slave/recipes/android/appurify.py

 # Copyright 2015 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 infra.libs.infra_types import freeze
+from recipe_engine.types import freeze
 from recipe_engine import recipe_api
 
 DEPS = [
   'archive',
   'amp',
   'bot_update',
   'chromium',
   'chromium_android',
   'filter',
   'gclient',
-  'itertools',
   'json',
   'path',
   'properties',
   'step',
   'tryserver',
 ]
 
 CHROMIUM_AMP_INSTRUMENTATION_TESTS = freeze([
   {
     'gyp_target': 'content_shell_test_apk',
@@ skipping 356 matching lines @@
       api.properties.generic(
           mastername='tryserver.chromium.linux',
           buildername='android_amp_rel_tests_recipe',
           slavename='slavename') +
       api.override_step_data(
           'analyze',
           api.json.output({
               'status': 'Found dependency',
               'targets': [],
               'build_targets': ['base_unittests']})))