[Findit] Factoring the gitiles (etc) stuff out into its own directory

appengine/findit/waterfall/test/extract_deps_info_pipeline_test.py

 # Copyright 2015 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 testing_utils import testing
 
 from common import chrome_dependency_fetcher
 from common.dependency import Dependency
-from common.diff import ChangeType
 from common.pipeline_wrapper import pipeline_handlers
+from lib.gitiles.diff import ChangeType
 from waterfall.extract_deps_info_pipeline import ExtractDEPSInfoPipeline
 
 
 class ExtractDEPSInfoPipelineTest(testing.AppengineTestCase):
   app_module = pipeline_handlers._APP
 
   def testExtractDEPSInfo(self):
     def MockGetDependency(_, revision, os_platform):
       self.assertEqual('unix', os_platform)
       if revision == 'rev2':
@@ skipping 85 matching lines @@
     }
     change_logs = {}
     expected_deps_info = {
         'deps': {},
         'deps_rolls': {},
     }
 
     pipeline = ExtractDEPSInfoPipeline()
     deps_info = pipeline.run(failure_info, change_logs)
     self.assertEqual(expected_deps_info, deps_info)