Revert of Cross-repo recipe package system.

scripts/slave/recipe_modules/v8/api.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 collections
 import datetime
 import math
 import re
 import urllib
 
-from recipe_engine.types import freeze
+from infra.libs.infra_types import freeze
 from recipe_engine import recipe_api
 from . import bisection
 from . import builders
 
 
 COMMIT_TEMPLATE = 'https://chromium.googlesource.com/v8/v8/+/%s'
 
 # Regular expressions for v8 branch names.
 RELEASE_BRANCH_RE = re.compile(r'^\d+\.\d+$')
 ROLL_BRANCH_RE = re.compile(r'^\d+\.\d+\.\d+$')
@@ skipping 1243 matching lines @@
   def report_culprits(self, culprit_range):
     assert culprit_range
     if len(culprit_range) > 1:
       text = 'Suspecting multiple commits'
     else:
       text = 'Suspecting %s' % culprit_range[0][:8]
 
     step_result = self.m.python.inline(text, '# Empty program')
     for culprit in culprit_range:
       step_result.presentation.links[culprit[:8]] = COMMIT_TEMPLATE % culprit