Fix webkitpy unittests.

Tools/Scripts/webkitpy/layout_tests/port/base.py

 # Copyright (C) 2010 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:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 1008 matching lines @@
         for path in self.get_option('additional_expectations', []):
             expanded_path = self._filesystem.expanduser(path)
             if self._filesystem.exists(expanded_path):
                 _log.debug("reading additional_expectations from path '%s'" % path)
                 expectations[path] = self._filesystem.read_text_file(expanded_path)
             else:
                 _log.warning("additional_expectations path '%s' does not exist" % path)
         return expectations
 
     def bot_expectations(self):
-        if self.get_option('ignore_flaky_tests') == 'default':
+        if not self.get_option('ignore_flaky_tests'):
             return {}
 
         full_port_name = self.determine_full_port_name(self.host, self._options, self.port_name)
         ignore_only_very_flaky = self.get_option('ignore_flaky_tests') == 'very-flaky'
         return BotTestExpectations(ignore_only_very_flaky).expectations(full_port_name)
 
     def _port_specific_expectations_files(self):
         # Unlike baseline_search_path, we only want to search [WK2-PORT, PORT-VERSION, PORT] and any directories
         # included via --additional-platform-directory, not the full casade.
         search_paths = [self.port_name]
@@ skipping 356 matching lines @@
 
 class VirtualTestSuite(object):
     def __init__(self, name, base, args, tests=None):
         self.name = name
         self.base = base
         self.args = args
         self.tests = tests or set()
 
     def __repr__(self):
         return "VirtualTestSuite('%s', '%s', %s)" % (self.name, self.base, self.args)