Remove unused pubsub stuff

appengine/gce-backend/handlers_queues.py

 # Copyright 2015 The LUCI Authors. All rights reserved.
 # Use of this source code is governed under the Apache License, Version 2.0
 # that can be found in the LICENSE file.
 
 """Task queues for the GCE Backend."""
 
 import json
 import logging
 
 from google.appengine.ext import ndb
 import webapp2
 
 from components import decorators
 
 import catalog
 import cleanup
 import instance_group_managers
 import instance_templates
 import instances
 import metadata
-import pubsub
 
 
 class CatalogedInstanceRemovalHandler(webapp2.RequestHandler):
   """Worker for removing cataloged instances."""
 
   @decorators.require_taskqueue('remove-cataloged-instance')
   def post(self):
     """Removes a cataloged instance.
 
     Params:
@@ skipping 237 matching lines @@
     """Deletes the instance template for the given InstanceTemplateRevision.
 
     Params:
       key: URL-safe key for a models.InstanceTemplateRevision.
     """
     key = ndb.Key(urlsafe=self.request.get('key'))
     assert key.kind() == 'InstanceTemplateRevision', key
     instance_templates.delete(key)
 
 
-class PubSubMessageProcessHandler(webapp2.RequestHandler):
-  """Worker for polling and processing Pub/Sub messages."""
-
-  @decorators.require_taskqueue('process-pubsub-messages')
-  def post(self):
-    """Polls and processes Pub/Sub messages."""
-    pubsub.poll()
-
-
 def create_queues_app():
   return webapp2.WSGIApplication([
       ('/internal/queues/catalog-instance', InstanceCatalogHandler),
       ('/internal/queues/check-deleted-instance',
        DeletedInstanceCheckHandler),
       ('/internal/queues/check-instance-metadata-operation',
        InstanceMetadataOperationCheckHandler),
       ('/internal/queues/cleanup-deleted-instance',
        DeletedInstanceCleanupHandler),
       ('/internal/queues/cleanup-drained-instance',
        DrainedInstanceCleanupHandler),
       ('/internal/queues/compress-instance-metadata-updates',
        InstanceMetadataUpdatesCompressionHandler),
       ('/internal/queues/create-instance-group-manager',
        InstanceGroupManagerCreationHandler),
       ('/internal/queues/create-instance-template',
        InstanceTemplateCreationHandler),
       ('/internal/queues/delete-drained-instance',
        DrainedInstanceDeletionHandler),
       ('/internal/queues/delete-instance-group-manager',
        InstanceGroupManagerDeletionHandler),
       ('/internal/queues/delete-instance-pending-deletion',
        InstancePendingDeletionDeletionHandler),
       ('/internal/queues/delete-instance-template',
        InstanceTemplateDeletionHandler),
       ('/internal/queues/fetch-instances', InstanceFetchHandler),
-      ('/internal/queues/process-pubsub-messages', PubSubMessageProcessHandler),
       ('/internal/queues/remove-cataloged-instance',
        CatalogedInstanceRemovalHandler),
       ('/internal/queues/resize-instance-group', InstanceGroupResizeHandler),
       ('/internal/queues/update-cataloged-instance',
        CatalogedInstanceUpdateHandler),
       ('/internal/queues/update-instance-metadata',
        InstanceMetadataUpdateHandler),
   ])