libyuv: Add GN bots for Win,Mac,Linux,Android

masters/master.client.libyuv/master_android_cfg.py

 # Copyright 2014 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
 
 m_annotator = annotator_factory.AnnotatorFactory()
 
 def Update(c):
   c['schedulers'].extend([
       SingleBranchScheduler(name='libyuv_android_scheduler',
                             branch='master',
                             treeStableTimer=0,
                             builderNames=[
           'Android Debug',
           'Android Release',
+          'Android Debug (GN)',
+          'Android Release (GN)',
           'Android Clang Debug',
           'Android ARM64 Debug',
       ]),
   ])
 
   specs = [
     {'name': 'Android Debug'},
     {'name': 'Android Release'},
+    {'name': 'Android Debug (GN)', 'slavebuilddir': 'android_gn'},
+    {'name': 'Android Release (GN)', 'slavebuilddir': 'android_gn'},
     {'name': 'Android Clang Debug', 'slavebuilddir': 'android_clang'},
     {'name': 'Android ARM64 Debug', 'slavebuilddir': 'android_arm64'},
   ]
 
   c['builders'].extend([
       {
         'name': spec['name'],
         'factory': m_annotator.BaseFactory('libyuv/libyuv'),
         'notify_on_missing': True,
         'category': 'android',
         'slavebuilddir': spec.get('slavebuilddir', 'android'),
       } for spec in specs
   ])