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

appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py

Index: appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py
diff --git a/appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py b/appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py
index 1393879a473c87de77da3354be3630c2246243e0..237c42ceb35007c5c7d004e8bf0063d3098c5490 100644
--- a/appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py
+++ b/appengine/findit/waterfall/test/send_notification_for_culprit_pipeline_test.py
@@ -4,7 +4,7 @@
 
 import datetime
 
-from common.git_repository import GitRepository
+from gitiles.git_repository import GitRepository
 from common.rietveld import Rietveld
 from model import analysis_status as status
 from model.wf_culprit import WfCulprit
@@ -136,4 +136,4 @@ class SendNotificationForCulpritPipelineTest(wf_testcase.WaterfallTestCase):
 
     pipeline = SendNotificationForCulpritPipeline()
     self.assertFalse(pipeline.run('m', 'b71', 71, 'chromium', 'r7', False))
-    self.assertEqual(0, len(rietveld_requests))
+    self.assertEqual(0, len(rietveld_requests))