Remove XP and Vista bots from chromium.win and chromium.webkit waterfalls.

masters/master.chromium.webkit/master_win_webkit_latest_cfg.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.
 
 from master import master_config
 from master.factory import annotator_factory
 
 import master_site_config
 
 ActiveMaster = master_site_config.ChromiumWebkit
@@ skipping 28 matching lines @@
 #
 B('WebKit Win Builder', 'f_webkit_win_rel',
   scheduler='global_scheduler', builddir='webkit-win-latest-rel',
   auto_reboot=False)
 F('f_webkit_win_rel', m_annotator.BaseFactory(
     'chromium', triggers=['s4_webkit_rel_trigger']))
 
 #
 # Win Rel WebKit testers
 #
-B('WebKit XP', 'f_webkit_rel_tests', scheduler='s4_webkit_rel_trigger')
 B('WebKit Win7', 'f_webkit_rel_tests', scheduler='s4_webkit_rel_trigger')
 B('WebKit Win10', 'f_webkit_rel_tests', scheduler='s4_webkit_rel_trigger')
 F('f_webkit_rel_tests', m_annotator.BaseFactory('chromium'))
 
 #
 # Win x64 Rel Builder (note: currently no x64 testers)
 #
 B('WebKit Win x64 Builder', 'f_webkit_win_rel_x64',
   scheduler='global_scheduler', builddir='webkit-win-latest-rel-x64',
   auto_reboot=False)
@@ skipping 36 matching lines @@
 #
 # Win x64 Dbg Builder (note: currently no x64 testers)
 #
 B('WebKit Win x64 Builder (dbg)', 'f_webkit_win_dbg_x64',
   scheduler='global_scheduler', builddir='webkit-win-latest-dbg-x64',
   auto_reboot=False)
 F('f_webkit_win_dbg_x64', m_annotator.BaseFactory('chromium'))
 
 def Update(_config, _active_master, c):
   return helper.Update(c)