[Findit] Enable project classifier and component classifier

appengine/findit/crash/results.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.
 
 _INFINITY = 1000
 
 
 class Result(object):
   """Represents findit culprit result."""
 
-  def __init__(self, changelog, dep_path, component,
+  def __init__(self, changelog, dep_path,
                confidence=None, reason=None):
     self.changelog = changelog
     self.dep_path = dep_path
-    self.component = component
     self.confidence = confidence
     self.reason = reason
 
     self.file_to_stack_infos = {}
 
   def ToDict(self):
     return {
         'url': self.changelog.commit_url,
         'revision': self.changelog.revision,
         'dep_path': self.dep_path,
-        'component': self.component,
         'author': self.changelog.author_email,
         'time': self.changelog.author_time,
         'reason': self.reason,
         'confidence': self.confidence,
     }
 
   def ToString(self):
     if not self.file_to_stack_infos:
       return ''
 
     lines = []
     for file_path, stack_infos in self.file_to_stack_infos.iteritems():
       line_parts = []
       for frame, _ in stack_infos:
         line_parts.append('%s (#%d)' % (frame.function, frame.index))
 
       lines.append('Changed file %s crashed in %s' % (
           file_path, ', '.join(line_parts)))
 
     return '\n'.join(lines)
 
   def __str__(self):
     return self.ToString()
 
 
 class MatchResult(Result):
   """Represents findit culprit result got from match algorithm."""
 
-  def __init__(self, changelog, dep_path, component,
+  def __init__(self, changelog, dep_path,
                confidence=None, reason=None):
     super(MatchResult, self).__init__(
-        changelog, dep_path, component, confidence, reason)
+        changelog, dep_path, confidence, reason)
 
     self.min_distance = _INFINITY
 
   def Update(self, file_path, stack_infos, blame):
     """Updates a match result with file path and its stack_infos and blame.
 
     When a file_path is found both shown in stacktrace and touched by
     the revision of this result, update result with the information of
     this file.
 
@@ skipping 53 matching lines @@
         frames.
       changelogs (list): List of Changelog objects in the dep in regression
         range which touched the file.
       blame (Blame): Blame of the file.
     """
     for changelog in changelogs:
       if self.ignore_cls and changelog.revision in self.ignore_cls:
         continue
 
       if changelog.revision not in self:
-        # TODO(katesonia): Enable component classifier later. Get it from
-        # file_path and dep_path.
-        component = ''
-        self[changelog.revision] = MatchResult(changelog, dep_path, component)
+        self[changelog.revision] = MatchResult(changelog, dep_path)
 
       match_result = self[changelog.revision]
 
       match_result.Update(file_path, stack_infos, blame)