Don't check number of pending builds for offline builders.

presubmit_canned_checks.py

 # Copyright (c) 2010 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.
 
 """Generic presubmit checks that can be reused by other presubmit checks."""
 
 ### Description checks
 
 def CheckChangeHasTestField(input_api, output_api):
   """Requires that the changelist have a TEST= field."""
@@ skipping 498 matching lines @@
   try:
     data = input_api.json.loads(raw_data)
   except ValueError:
     return [output_api.PresubmitNotifyResult('Received malformed json while '
                                              'looking up buildbot status')]
 
   out = []
   for (builder_name, builder) in data.iteritems():
     if builder_name in ignored:
       continue
+    if builder.get('state', '') == 'offline':
+      continue
     pending_builds_len = len(builder.get('pending_builds', []))
     if pending_builds_len > max_pendings:
       out.append('%s has %d build(s) pending' %
                   (builder_name, pending_builds_len))
   if out:
     return [output_api.PresubmitPromptWarning(
         'Build(s) pending. It is suggested to wait that no more than %d '
             'builds are pending.' % max_pendings,
         long_text='\n'.join(out))]
   return []