[Predator] Add TouchCrashedDirectory feature.

appengine/findit/crash/clusterfuzz_data.py

 # Copyright 2017 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 collections import namedtuple
 
 from common.dependency import Dependency
 from common.dependency import DependencyRoll
 from crash import detect_regression_range
@@ skipping 84 matching lines @@
     customized_data = crash_data['customized_data']
     self._regression_range = customized_data['regression_range']
 
     self._dependencies = {}
     self._dependency_rolls = {}
     self._raw_dependencies = customized_data['dependencies']
     self._raw_dependency_rolls = customized_data['dependency_rolls']
 
     # Delay the stacktrace parsing to the first time when stacktrace property
     # gets called.
-    self._stacktrace_str = crash_data['stack_trace']
     self._top_n_frames = top_n_frames
     self._stacktrace = None
     self._stacktrace_parsed = False
 
     self._crashed_type = customized_data['crashed_type']
     self._crashed_address = customized_data['crashed_address']
     self._sanitizer = _SANITIZER_SHORT_NAME_TO_SANITIZER_TYPE.get(
         customized_data['sanitizer'])
     self._job_type = customized_data['job_type']
 
@@ skipping 52 matching lines @@
     if self._dependency_rolls:
       return self._dependency_rolls
 
     self._dependency_rolls = {
         roll['dep_path']:
         DependencyRoll(roll['dep_path'], roll['repo_url'],
                        roll['old_revision'], roll['new_revision'])
         for roll in self._raw_dependency_rolls
     }
     return self._dependency_rolls