webrtc: drop dependency on chromium_tests; extract chromium_swarming

scripts/slave/recipe_modules/auto_bisect/api.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.
 
 """API for the bisect recipe module.
 
 This API is meant to enable the bisect recipe to bisect any chromium-supported
 platform for any test that can be run via buildbot, perf or otherwise.
 """
 
@@ skipping 264 matching lines @@
         self.m.chromium_tests.download_and_unzip_build(
             mastername, buildername, update_step, bot_db,
             build_archive_url=build_archive_url,
             build_revision=test_config_params['parent_got_revision'],
             override_bot_type='tester')
 
     tests = [self.m.chromium_tests.steps.BisectTest(test_config_params)]
 
     if not tests:  # pragma: no cover
       return
-    self.m.chromium_tests.configure_swarming(  # pragma: no cover
+    self.m.chromium_swarming.configure_swarming(
         'chromium', precommit=False, mastername=mastername)
     test_runner = self.m.chromium_tests.create_test_runner(self.m, tests)
 
     bot_config_object = self.m.chromium_tests.create_bot_config_object(
         mastername, buildername)
     with self.m.chromium_tests.wrap_chromium_tests(bot_config_object, tests):
       if self.m.chromium.c.TARGET_PLATFORM == 'android' and not skip_download:
         deploy_apks = []
         deploy_args = []
         if self.internal_bisect:  # pragma: no cover
@@ skipping 89 matching lines @@
             affected_files, update_step, self.bot_db)
     finally:
       if api.chromium.c.TARGET_PLATFORM == 'android':
         if self.internal_bisect:  # pragma: no cover
           api.chromium_android.init_and_sync(
               gclient_config=api.chromium_android.c.internal_dir_name,
               use_bot_update=True)
         else:
           api.bot_update.ensure_checkout()
         api.chromium_android.common_tests_final_steps()