Move builders.py and steps.py to chromium_tests.

scripts/slave/recipes/blink_trybot.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 infra.libs.infra_types import freeze
 
 DEPS = [
   'bot_update',
   'chromium',
   'chromium_tests',
@@ skipping 378 matching lines @@
     api.isolate.clean_isolated_files(api.chromium.output_dir)
     api.chromium.compile()
     api.isolate.isolate_tests(api.chromium.output_dir)
 
   extra_args = []
   if 'oilpan' in buildername:
     extra_args.extend(['--additional-expectations',
                        api.path['checkout'].join('third_party', 'WebKit',
                                                  'LayoutTests',
                                                  'OilpanExpectations')])
-  tests.append(api.chromium.steps.BlinkTest(extra_args=extra_args))
+  tests.append(api.chromium_tests.steps.BlinkTest(extra_args=extra_args))
 
   api.test_utils.determine_new_failures(api, tests, deapply_patch_fn)
 
 
 def GenSteps(api):
   with api.tryserver.set_failure_hash():
     return _GenStepsInternal(api)
 
 
 def _sanitize_nonalpha(text):
@@ skipping 127 matching lines @@
             passing=False, is_win=False, swarming=True))
   )
 
   yield (
     api.test('use_v8_patch_on_blink_trybot') +
     properties(buildername='mac_blink_rel',
                mastername='tryserver.blink',
                patch_project='v8') +
     api.platform.name('mac')
   )