[Findit] Add cracas_crash_analysis

appengine/findit/model/crash/cracas_crash_analysis.py

Index: appengine/findit/model/crash/cracas_crash_analysis.py
diff --git a/appengine/findit/model/crash/cracas_crash_analysis.py b/appengine/findit/model/crash/cracas_crash_analysis.py
new file mode 100644
index 0000000000000000000000000000000000000000..397061669f51567a20780c88abeb408bc02120c0
--- /dev/null
+++ b/appengine/findit/model/crash/cracas_crash_analysis.py
@@ -0,0 +1,20 @@
+# 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 hashlib
+import json
+
+from google.appengine.ext import ndb
+
+from model.crash.chrome_crash_analysis import ChromeCrashAnalysis
+
+# TODO(katesonia): Deprecate FracasCrashAnalysis after switching from Fracas

[wrengr (wrong one), 2016/09/10 00:22:06]

This todo is no longer relevant (for this file)

[Sharu Jiang, 2016/09/14 20:46:36]

Done.

+# to Cracas.
+class CracasCrashAnalysis(ChromeCrashAnalysis):
+  """Represents an analysis of a Chrome crash."""
+
+  @staticmethod
+  def _CreateKey(crash_identifiers):
+    return ndb.Key('CracasCrashAnalysis', hashlib.sha1(
+        json.dumps(crash_identifiers, sort_keys=True)).hexdigest())