chromium_tests: fix crash in deapply_patch on got_webkit_revision

scripts/slave/recipes/run_presubmit.py

 # Copyright (c) 2013 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.
 
 DEPS = [
   'bot_update',
   'gclient',
   'git',
   'json',
   'path',
   'properties',
   'python',
   'tryserver',
   'rietveld',
   'v8',
   'webrtc',
 ]
 
 
 def _RunStepsInternal(api):
   root = api.rietveld.calculate_issue_root(extra_patch_project_roots={'v8': []})
 
   repo_name = api.properties['repo_name']
   codereview_auth = api.properties.get('codereview_auth', False)
   force_checkout = api.properties.get('force_checkout', False)
 
   api.gclient.set_config(repo_name)
-  if api.properties.get('patch_project') == 'blink':
-    api.gclient.apply_config('blink', optional=True)
 
   bot_update_step = api.bot_update.ensure_checkout(
       force=force_checkout, patch_project_roots={'v8': []},
       patch_oauth2=codereview_auth)
   relative_root = '%s/%s' % (api.gclient.c.solutions[0].name, root)
   relative_root = relative_root.strip('/')
   got_revision_property = api.gclient.c.got_revision_mapping[relative_root]
   upstream = bot_update_step.json.output['properties'].get(
       got_revision_property)
   if (not upstream or
@@ skipping 49 matching lines @@
 
 
 def RunSteps(api):
   with api.tryserver.set_failure_hash():
     return _RunStepsInternal(api)
 
 
 def GenTests(api):
   # TODO(machenbach): This uses the same tryserver for all repos, which doesn't
   # reflect reality (cosmetical problem only).
-  for repo_name in ['blink', 'chromium', 'v8', 'nacl', 'naclports', 'gyp',
+  for repo_name in ['chromium', 'v8', 'nacl', 'naclports', 'gyp',
                     'build', 'build_internal', 'build_internal_scripts_slave',
                     'depot_tools', 'skia', 'chrome_golo', 'webrtc', 'catapult']:
     yield (
       api.test(repo_name) +
       api.properties.tryserver(
           mastername='tryserver.chromium.linux',
           buildername='%s_presubmit' % repo_name,
           repo_name=repo_name,
           patch_project=repo_name) +
       api.step_data('presubmit', api.json.output([['%s_presubmit' % repo_name,
@@ skipping 39 matching lines @@
     api.test('recipes-py') +
     api.properties.tryserver(
         mastername='tryserver.infra',
         buildername='infra_presubmit',
         repo_name='recipes_py',
         patch_project='recipes-py',
         runhooks=True) +
     api.step_data('presubmit', api.json.output([['infra_presubmit',
                                                  ['compile']]]))
   )