Make git cl try work in light of the new CQ config.json format

PRESUBMIT.py

 # Copyright (c) 2012 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.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
@@ skipping 1731 matching lines @@
 
 def GetPreferredTryMasters(project, change):
   import re
   files = change.LocalPaths()
 
   import os
   import json
   with open(os.path.join(
       change.RepositoryRoot(), 'testing', 'commit_queue', 'config.json')) as f:
     cq_config = json.load(f)
-    cq_trybots = cq_config.get('trybots', {})
-    builders = cq_trybots.get('launched', {})
-    for master, master_config in cq_trybots.get('triggered', {}).iteritems():
+    cq_verifiers = cq_config.get('verifiers_no_patch', {})
+    cq_try_jobs = cq_verifiers.get('try_job_verifier', {})
+    builders = cq_try_jobs.get('launched', {})
+
+    for master, master_config in cq_try_jobs.get('triggered', {}).iteritems():
       for triggered_bot in master_config:
         builders.get(master, {}).pop(triggered_bot, None)
 
     # Explicitly iterate over copies of dicts since we mutate them.
     for master in builders.keys():
       for builder in builders[master].keys():
         # Do not trigger presubmit builders, since they're likely to fail
         # (e.g. OWNERS checks before finished code review), and we're
         # running local presubmit anyway.
         if 'presubmit' in builder:
           builders[master].pop(builder)
 
   return builders