Revert of Re-land "Make Buildbot masters send ts_mon metrics, and add standard HTTP server metrics.

masters/buildbot.tac

 # Copyright 2016 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.
 
 """Common twistd configuration for buildbot.
 
 Use this with:
   twistd -y buildbot.tac -d path/to/master
 """
 
-import argparse
-import logging
 import os
 
+from twisted.application import service
 from buildbot.master import BuildMaster
-from infra_libs import ts_mon
-from twisted.application import service
-
-
-def setup_timeseries_monitoring():
-  logging.basicConfig(level=logging.INFO)
-
-  parser = argparse.ArgumentParser()
-  ts_mon.add_argparse_options(parser)
-  parser.set_defaults(
-      ts_mon_target_type='task',
-      ts_mon_task_service_name='buildmaster',
-      ts_mon_task_job_name=os.path.basename(os.getcwd()),
-      # Flushing is done by MonitoringStatusReceiver.  Using 'auto' here doesn't
-      # work because the thread doesn't get forked along with the rest of the
-      # process by twistd.
-      ts_mon_flush='manual',
-  )
-  args = parser.parse_args([])
-  ts_mon.process_argparse_options(args)
-
 
 application = service.Application('buildmaster')
 BuildMaster(os.getcwd(), 'master.cfg').setServiceParent(application)
-setup_timeseries_monitoring()