[Predator] Fix bug in min_distance after refactor and add back skip added/deleted deps.

appengine/findit/crash/test/findit_for_chromecrash_test.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.
 
 from common import chrome_dependency_fetcher
 from common.dependency import DependencyRoll
 from common.http_client_appengine import HttpClientAppengine
 from crash import chromecrash_parser
 from crash import detect_regression_range
 from crash import findit_for_chromecrash
@@ skipping 244 matching lines @@
     analysis.stack_trace = 'frame1\nframe2'
     analysis.crashed_version = '50.0.1234.0'
     dummy_regression_range = ['50.0.1233.0', '50.0.1234.0']
     analysis.regression_range = dummy_regression_range
     culprit = _FinditForChromeCrash().FindCulprit(analysis)
     self.assertIsNotNone(culprit, 'FindCulprit failed unexpectedly')
     results, tag = culprit.ToDicts()
 
     expected_results = {
           'found': True,
-          'suspected_project': '',
-          'suspected_components': [],
           'suspected_cls': [dummy_match_result.ToDict()],
           'regression_range': dummy_regression_range
     }
     expected_tag = {
           'found_suspects': True,
           'found_project': False,
           'found_components': False,
           'has_regression_range': True,
           'solution': 'core_algorithm',
     }
 
     self.assertDictEqual(expected_results, results)
     self.assertDictEqual(expected_tag, tag)
 
   def _testFindCulpritForChromeCrashFails(self):
     analysis = CrashAnalysis()
     analysis.signature = 'signature'
     analysis.platform = 'win'
     analysis.stack_trace = 'frame1\nframe2'
     analysis.crashed_version = '50.0.1234.0'
     results, tag = _FinditForChromeCrash().FindCulprit(analysis).ToDicts()
 
-    expected_results = {
-          'found': False,
-          'suspected_project': '',
-          'suspected_components': [],
-          'suspected_cls': [],
-    }
+    expected_results = {'found': False}
     expected_tag = {
           'found_suspects': False,
           'found_project': False,
           'found_components': False,
           'has_regression_range': False,
           'solution': 'core_algorithm',
     }
 
     self.assertDictEqual(expected_results, results)
     self.assertDictEqual(expected_tag, tag)