Remove a bunch of unused webkitpy code from tool/, common/checkout/ and common/config/

Tools/Scripts/webkitpy/tool/commands/gardenomatic.py

 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 # 1.  Redistributions of source code must retain the above copyright
 #     notice, this list of conditions and the following disclaimer.
 # 2.  Redistributions in binary form must reproduce the above copyright
 #     notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 from webkitpy.layout_tests.port import builders
 from webkitpy.tool.commands.rebaseline import AbstractRebaseliningCommand
 from webkitpy.tool.servers.gardeningserver import GardeningHTTPServer
 
 
 class GardenOMatic(AbstractRebaseliningCommand):
     name = "garden-o-matic"
     help_text = "Command for gardening the WebKit tree."
+    show_in_main_help = True
 
     def __init__(self):
         super(GardenOMatic, self).__init__(options=(self.platform_options + [
             self.results_directory_option,
             self.no_optimize_option,
             ]))
 
     def execute(self, options, args, tool):
         print "This command runs a local HTTP server that changes your working copy"
         print "based on the actions you take in the web-based UI."
 
         args = {}
         if options.platform:
             # FIXME: This assumes that the port implementation (chromium-, gtk-, etc.) is the first part of options.platform.
             args['platform'] = options.platform.split('-')[0]
             builder = builders.builder_name_for_port_name(options.platform)
             if builder:
                 args['builder'] = builder
         if options.results_directory:
             args['useLocalResults'] = "true"
 
         httpd = GardeningHTTPServer(httpd_port=8127, config={'tool': tool, 'options': options})
         self._tool.user.open_url(httpd.url(args))
 
         print "Local HTTP server started."
         httpd.serve_forever()