Break config_default into master_site_configs.

masters/master.chromium.endure/master.cfg

 # Copyright (c) 2012 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 buildbot.changes import svnpoller
 from buildbot.scheduler import Scheduler
 from buildbot.scheduler import Triggerable
 
 from master import build_utils
 from master import master_config
 from master import master_utils
 from master import slaves_list
 from master.factory import chromium_factory
 
 import config
+import master_site_config
 
 _CUSTOM_DEPS_LLVM_ALLOCATED_TYPE = (
     'src/third_party/llvm-allocated-type',
     'svn://svn.chromium.org/chrome/trunk/deps/third_party/llvm-allocated-type')
 
 _DBG_TEST_ENV = {
     'DEEP_MEMORY_PROFILE': '1',
     'DEEP_MEMORY_PROFILE_UPLOAD': 'gs://chromium-endure/',
     'HEAP_PROFILE_ALLOCATION_INTERVAL': '0',
     'HEAP_PROFILE_INUSE_INTERVAL': '0',
     'PERF_STATS_INTERVAL': '600',  # 10 minutes
     'TEST_LENGTH': '7200',  # 2 hours
 }
 
 _DBG_GCLIENT_ENV = {
     'GYP_DEFINES': ('clang_type_profiler=1 '
                     'component=static_library '
                     'disable_debugallocation=1'),
     'GYP_GENERATORS': 'ninja',
 }
 
-ActiveMaster = config.Master.ChromiumEndure
+ActiveMaster = master_site_config.ChromiumEndure
 
 # This is the dictionary that the buildmaster pays attention to. We also use
 # a shorter alias to save typing.
 c = BuildmasterConfig = {}
 
 # Disable compression for the stdio files.
 c['logCompressionLimit'] = False
 
 config.DatabaseSetup(c, require_dbconfig=ActiveMaster.is_production_host)
 
@@ skipping 248 matching lines @@
 c['projectName'] = ActiveMaster.project_name
 c['projectURL'] = config.Master.project_url
 
 # The 'buildbotURL' string should point to the location where the buildbot's
 # internal web server (usually the html.Waterfall page) is visible. This
 # typically uses the port number set in the Waterfall 'status' entry, but
 # with an externally-visible host name which the buildbot cannot figure out
 # without some help.
 
 c['buildbotURL'] = 'http://build.chromium.org/p/chromium.endure/'