WebRTC: Use custom mb_config_path for standalone bots.

scripts/slave/recipe_modules/ios/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.
 
 import copy
 
 from recipe_engine import recipe_api
 
 
 class iOSApi(recipe_api.RecipeApi):
@@ skipping 214 matching lines @@
       '--version', self.__config['xcode version'],
     ], step_test_data=lambda: self.m.json.test_api.output({}))
 
     cfg = self.m.chromium.make_config()
 
     if self.using_gyp:
       cfg.gyp_env.GYP_CROSSCOMPILE = 1
       cfg.gyp_env.GYP_DEFINES = copy.deepcopy(self.__config['GYP_DEFINES'])
     self.m.chromium.c = cfg
 
-  def build(self, suffix=None):
+  def build(self, mb_config_path=None, suffix=None):
     """Builds from this bot's build config."""
     assert self.__config is not None
 
     suffix = ' (%s)' % suffix if suffix else ''
 
     if self.using_mb:
       self.m.chromium.c.project_generator.tool = 'mb'
 
     # Add the default GYP_DEFINES.
     if isinstance(self.__config['GYP_DEFINES'], dict):
@@ skipping 51 matching lines @@
     step_result.presentation.step_text = (
       '<br />GYP_DEFINES:<br />%s' % '<br />'.join(gyp_defines)
     )
     if self.using_mb:
       step_result.presentation.step_text += '<br />GYP_CHROMIUM_NO_ACTION=1'
 
     if self.using_mb:
       self.m.chromium.run_mb(self.m.properties['mastername'],
                              self.m.properties['buildername'],
                              name='generate_build_files' + suffix,
+                             mb_config_path=mb_config_path,
                              build_dir='//out/' + build_sub_path)
 
     use_analyze = self.__config['use_analyze']
     if (use_analyze and
         self.compiler == 'ninja' and
         self.m.tryserver.is_tryserver and
         'without patch' not in suffix):
       affected_files = self.m.tryserver.get_files_affected_by_patch()
       # The same test may be configured to run on multiple simulators.
       # Only specify each test once for the analyzer.
@@ skipping 175 matching lines @@
         self.configuration,
         'iossim',
       ),
       'ninja': self.m.path.join(
         'src',
          build_dir,
          '%s-%s' % (self.configuration, platform),
          'iossim',
       ),
     }[self.compiler]