The following revision refers to this bug:
  https://chromium.googlesource.com/infra/infra/+/f4440177a18c37caf33e04c87c319cec4beb8b4b

commit f4440177a18c37caf33e04c87c319cec4beb8b4b
Author: Chan <chanli@chromium.org>
Date: Wed Sep 06 17:26:36 2017

[Findit] separate logic of analyzing build failures based on failure type.

And move the logic to service layer.

This is a refactoring change.

Bug:  757661 
Change-Id: I50580be35477e43bc4ee641ed305196892ebe60f
Reviewed-on: https://chromium-review.googlesource.com/648171
Commit-Queue: Chan Li <chanli@chromium.org>
Reviewed-by: Jeffrey Li <lijeffrey@chromium.org>

[modify] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/handlers/test/list_analyses_test.py
[add] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/compile_failure/compile_failure_analysis.py
[rename] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/build_failure_analysis.py
[add] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/test_failure/test_failure_analysis.py
[add] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/test/build_failure_analysis_test.py
[modify] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/waterfall/test/identify_culprit_pipeline_test.py
[add] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/compile_failure/test/compile_failure_analysis_test.py
[delete] https://crrev.com/9b0da5125907d943cd34aefef46ca3923414cf90/appengine/findit/waterfall/test/build_failure_analysis_test.py
[modify] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/waterfall/identify_culprit_pipeline.py
[add] https://crrev.com/f4440177a18c37caf33e04c87c319cec4beb8b4b/appengine/findit/services/test_failure/test/test_failure_analysis_test.py