Reformat webkitpy.layout_tests w/ format-webkitpy.

Tools/Scripts/webkitpy/layout_tests/layout_package/bot_test_expectations.py

 # Copyright (C) 2013 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 31 matching lines @@
 
 _log = logging.getLogger(__name__)
 
 
 # results.json v4 format:
 # {
 #  'version': 4,
 #  'builder name' : {
 #     'blinkRevision': [],
 #     'tests': {
-#       'directory' { # Each path component is a dictionary.
+# 'directory' { # Each path component is a dictionary.
 #          'testname.html': {
-#             'expected' : 'FAIL', # expectation name
-#             'results': [], # Run-length encoded result.
+# 'expected' : 'FAIL', # expectation name
+# 'results': [], # Run-length encoded result.
 #             'times': [],
-#             'bugs': [], # bug urls
+# 'bugs': [], # bug urls
 #          }
 #      }
 #   }
 #  'buildNumbers': [],
 #  'secondsSinceEpoch': [],
 #  'chromeRevision': [],
-#  'failure_map': { } # Map from letter code to expectation name.
+# 'failure_map': { } # Map from letter code to expectation name.
 # },
 class ResultsJSON(object):
     TESTS_KEY = 'tests'
     FAILURE_MAP_KEY = 'failure_map'
     RESULTS_KEY = 'results'
     EXPECTATIONS_KEY = 'expected'
     BUGS_KEY = 'bugs'
     RLE_LENGTH = 0
     RLE_VALUE = 1
 
@@ skipping 62 matching lines @@
         if not results_json:
             return None
         return BotTestExpectations(results_json)
 
     def expectations_for_builder(self, builder):
         results_json = self._results_json_for_builder(builder)
         if not results_json:
             return None
         return BotTestExpectations(results_json)
 
+
 class BotTestExpectations(object):
     # FIXME: Get this from the json instead of hard-coding it.
     RESULT_TYPES_TO_IGNORE = ['N', 'X', 'Y']
 
     # specifiers arg is used in unittests to avoid the static dependency on builders.
     def __init__(self, results_json, specifiers=None):
         self.results_json = results_json
         self.specifiers = specifiers or set(builders.specifiers_for_builder(results_json.builder_name))
 
     def _line_from_test_and_flaky_types_and_bug_urls(self, test_path, flaky_types, bug_urls):
         line = TestExpectationLine()
         line.original_string = test_path
         line.name = test_path
         line.filename = test_path
         line.path = test_path  # FIXME: Should this be normpath?
         line.matching_tests = [test_path]
-        line.bugs = bug_urls if bug_urls else ["Bug(gardener)"]
+        line.bugs = bug_urls if bug_urls else ['Bug(gardener)']
         line.expectations = sorted(map(self.results_json.expectation_for_type, flaky_types))
         line.specifiers = self.specifiers
         return line
 
     def flakes_by_path(self, only_ignore_very_flaky):
         """Sets test expectations to bot results if there are at least two distinct results."""
         flakes_by_path = {}
         for test_path, entry in self.results_json.walk_results():
             results_dict = entry[self.results_json.RESULTS_KEY]
             flaky_types = self._flaky_types_in_results(results_dict, only_ignore_very_flaky)
@@ skipping 72 matching lines @@
                 # Otherwise, we include lots of false-positives due to tests that fail
                 # for a couple runs and then start passing.
                 # FIXME: Maybe we should make this more liberal and consider it a flake
                 # even if we only see that failure once.
                 seen_results[result_type] = True
                 continue
 
             results_map[result_type] = True
 
         return results_map.keys()