[Findit] Hacky solution to map a CQ trybot step to a Waterfall buildbot step.

appengine/findit/model/flake/flake_analysis_request.py

Index: appengine/findit/model/flake/flake_analysis_request.py
diff --git a/appengine/findit/model/flake/flake_analysis_request.py b/appengine/findit/model/flake/flake_analysis_request.py
index a5351f73e256a514602c434074b329ea0fac4373..1c9c4f9244478c7c6df195d04096ab20a7a7230d 100644
--- a/appengine/findit/model/flake/flake_analysis_request.py
+++ b/appengine/findit/model/flake/flake_analysis_request.py
@@ -55,6 +55,11 @@ class BuildStep(ndb.Model):
         step_name=step_name,
         reported_time=reported_time)
 
+  @property
+  def has_matching_waterfall_step(self):
+    return None not in (self.wf_master_name, self.wf_builder_name,
+                        self.wf_build_number, self.wf_step_name)
+
 
 class FlakeAnalysisRequest(VersionedModel):
   """Represents a request to analyze a flake.