Make Buildbot masters send ts_mon metrics, and add standard HTTP server metrics.

scripts/master/buildbucket/poller.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.
 
 from datetime import timedelta
 
 from buildbot.changes.base import PollingChangeSource
 from twisted.internet.defer import inlineCallbacks, returnValue
 
 
@@ skipping 17 matching lines @@
     """
     assert integrator
     if isinstance(poll_interval, timedelta):
       poll_interval = poll_interval.total_seconds()
 
     self.integrator = integrator
     if poll_interval:
       self.pollInterval = poll_interval
     self.dry_run = dry_run
 
+  def describe(self):
+    return 'BuildBucketPoller'
+
   @inlineCallbacks
   def poll(self):
     # Do not schedule multiple polling processes at a time.
     if not self._polling and self.integrator.started and not self.dry_run:
       self._polling = True
       try:
         yield self.integrator.poll_builds()
       finally:
         self._polling = False