[Predator] Add TouchCrashedDirectory feature.

appengine/findit/crash/findit_for_chromecrash.py

 # Copyright 2016 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.
 
 import logging
 
 from google.appengine.ext import ndb
 
 from common import appengine_util
 from common.chrome_dependency_fetcher import ChromeDependencyFetcher
 from crash import detect_regression_range
 from crash.chromecrash_parser import ChromeCrashParser
 from crash.chrome_crash_data import ChromeCrashData
 from crash.findit import Findit
 from crash.loglinear.changelist_classifier import LogLinearChangelistClassifier
+from crash.loglinear.changelist_features.touch_crashed_directory import (
+    TouchCrashedDirectoryFeature)
 from crash.loglinear.changelist_features.touch_crashed_file_meta import (
     TouchCrashedFileMetaFeature)
 from crash.loglinear.feature import WrapperMetaFeature
 from crash.loglinear.weight import MetaWeight
 from crash.loglinear.weight import Weight
 from crash.predator import Predator
 from crash.type_enums import CrashClient
 from model.crash.cracas_crash_analysis import CracasCrashAnalysis
 from model.crash.fracas_crash_analysis import FracasCrashAnalysis
 
@@ skipping 16 matching lines @@
           cls.__name__)
     raise NotImplementedError()
 
   def __init__(self, get_repository, config):
     super(FinditForChromeCrash, self).__init__(get_repository, config)
     meta_weight = MetaWeight({
         'TouchCrashedFileMeta': MetaWeight({
             'MinDistance': Weight(1.),
             'TopFrameIndex': Weight(1.),
             'TouchCrashedFile': Weight(1.),
-        })
+        }),
+        'TouchCrashedDirectory': Weight(1.)
     })
     meta_feature = WrapperMetaFeature(
-        [TouchCrashedFileMetaFeature(get_repository)])
+        [TouchCrashedFileMetaFeature(get_repository),
+         TouchCrashedDirectoryFeature()])
 
     self._predator = Predator(LogLinearChangelistClassifier(get_repository,
                                                             meta_feature,
                                                             meta_weight),
                               self._component_classifier,
                               self._project_classifier)
 
   def _Predator(self):  # pragma: no cover
     return self._predator
 
@@ skipping 52 matching lines @@
 
   def GetAnalysis(self, crash_identifiers):
     # TODO: inline FracasCrashAnalysis.Get stuff here.
     return FracasCrashAnalysis.Get(crash_identifiers)
 
   def ProcessResultForPublishing(self, result, key):
     """Fracas specific processing of result data for publishing."""
     result['feedback_url'] = _FRACAS_FEEDBACK_URL_TEMPLATE % (
         appengine_util.GetDefaultVersionHostname(), key)
     return result