expunge all references to graphite, statsd

BUG=chromium:667171
TEST=grep for graphite, statsd, Statsd, STATSD all return no results

Change-Id: I0c638dd66dbd81d3e4db98deeabd910955a2de8b
Reviewed-on: https://chromium-review.googlesource.com/571447
Commit-Ready: Aviv Keshet <akeshet@chromium.org>
Tested-by: Aviv Keshet <akeshet@chromium.org>
Reviewed-by: Allen Li <ayatane@chromium.org>
diff --git a/scripts/cbuildbot.py b/scripts/cbuildbot.py
index f0bfbe5..edbf4d2 100644
--- a/scripts/cbuildbot.py
+++ b/scripts/cbuildbot.py
@@ -38,7 +38,6 @@
 from chromite.lib import cros_logging as logging
 from chromite.lib import failures_lib
 from chromite.lib import git
-from chromite.lib import graphite
 from chromite.lib import gob_util
 from chromite.lib import osutils
 from chromite.lib import parallel
@@ -1043,7 +1042,7 @@
 
 
 def _SetupConnections(options, build_config):
-  """Set up CIDB and graphite connections using the appropriate Setup call.
+  """Set up CIDB connections using the appropriate Setup call.
 
   Args:
     options: Command line options structure.
@@ -1072,16 +1071,6 @@
   db = cidb.CIDBConnectionFactory.GetCIDBConnectionForBuilder()
   topology.FetchTopologyFromCIDB(db)
 
-  if run_type == _ENVIRONMENT_PROD:
-    graphite.ESMetadataFactory.SetupProd()
-    graphite.StatsFactory.SetupProd()
-  elif run_type == _ENVIRONMENT_DEBUG:
-    graphite.ESMetadataFactory.SetupReadOnly()
-    graphite.StatsFactory.SetupDebug()
-  else:
-    graphite.ESMetadataFactory.SetupReadOnly()
-    graphite.StatsFactory.SetupMock()
-
   return context