If a step didn't exist on a build and Flake Analyzer wants to trigger swarming rerun on it, we should stop the analysis and mark the result on that build as test/step not exist.
If a step didn't exist on a build and Flake Analyzer wants to trigger swarming rerun on it, we should continue the analysis by adding a non-exist data point.
Comment 1 by chanli@chromium.org
, Mar 8 2017