[Findit] Extending versioned_model.py to support versioning multiple entities of the same class.

appengine/findit/model/flake/flake_swarming_task.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.
 
 import base64
 
 from google.appengine.ext import ndb
 
 from common import constants
 from model import analysis_status
@@ skipping 37 matching lines @@
     return base64.urlsafe_b64decode(self.key.pairs()[0][1].split('/')[4])
 
 
   @staticmethod
   def Get(
       master_name, builder_name, build_number,
       step_name, test_name):  # pragma: no cover
     return FlakeSwarmingTask._CreateKey(
         master_name, builder_name, build_number, step_name, test_name).get()
 
+  def ResultsToDict(self):
+    return {
+        'created_time': self.created_time,
+        'started_time': self.started_time,
+        'completed_time': self.completed_time,
+        'build_number': self.build_number,
+        'number_of_iterations': self.tries,
+        'number_of_passes': self.successes
+    }
+
   # Number of runs the test passed.
   successes = ndb.IntegerProperty(default=0, indexed=False)
   # How many times the test was rerun.
   tries = ndb.IntegerProperty(default=0, indexed=False)