Move builders.py and steps.py to chromium_tests.

scripts/slave/recipe_modules/chromium/chromium_lkgr.py

-# Copyright 2014 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 . import steps
-
-RESULTS_URL = 'https://chromeperf.appspot.com'
-
-SPEC = {
-  'builders': {
-    'Win SyzyASAN LKGR': {
-      'chromium_config': 'chromium_no_goma',
-      'chromium_apply_config': ['syzyasan', 'clobber'],
-      'gclient_config': 'chromium',
-      'chromium_config_kwargs': {
-        'BUILD_CONFIG': 'Release',
-        'TARGET_BITS': 32,
-      },
-      'bot_type': 'builder',
-      'disable_tests': True,
-      'cf_archive_build': True,
-      'cf_gs_bucket': 'chromium-browser-syzyasan',
-      'cf_gs_acl': 'public-read',
-      'cf_archive_name': 'asan',
-      'compile_targets': [
-        'chromium_builder_asan',
-      ],
-      'testing': {
-        'platform': 'win',
-      },
-    },
-  },
-}