convert most webrtc builders to remote_run

masters/master.client.webrtc/master_android_cfg.py

 # Copyright 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.
 
 from buildbot.schedulers.basic import SingleBranchScheduler
 
-from master.factory import annotator_factory
+from master.factory import remote_run_factory
 
-m_annotator = annotator_factory.AnnotatorFactory()
+import master_site_config
+ActiveMaster = master_site_config.WebRTC
+
+
+def m_remote_run(recipe, **kwargs):
+  return remote_run_factory.RemoteRunFactory(
+      active_master=ActiveMaster,
+      repository='https://chromium.googlesource.com/chromium/tools/build.git',
+      recipe=recipe,
+      factory_properties={'path_config': 'kitchen'},
+      **kwargs)
+
 
 def Update(c):
   c['schedulers'].extend([
       SingleBranchScheduler(name='webrtc_android_scheduler',
                             branch='master',
                             treeStableTimer=30,
                             builderNames=[
           'Android32 Builder',
           'Android32 Builder (dbg)',
           'Android32 Builder x86',
@@ skipping 25 matching lines @@
     {'name': 'Android32 Tests (L Nexus5)(dbg)'},
     {'name': 'Android32 Tests (L Nexus7.2)(dbg)'},
     {'name': 'Android64 Tests (L Nexus9)'},
     {'name': 'Android32 Tests (L Nexus5)'},
     {'name': 'Android32 Tests (L Nexus7.2)'},
   ]
 
   c['builders'].extend([
       {
         'name': spec['name'],
-        'factory': m_annotator.BaseFactory('webrtc/standalone'),
+        'factory': m_remote_run('webrtc/standalone'),
         'notify_on_missing': True,
         'category': 'android',
         'slavebuilddir': spec.get('slavebuilddir', 'android'),
       } for spec in specs
   ])