[Findit] A huge refactoring and some bug fixing.

appengine/findit/handlers/trigger_analyses.py

Index: appengine/findit/handlers/trigger_analyses.py
diff --git a/appengine/findit/handlers/trigger_analyses.py b/appengine/findit/handlers/trigger_analyses.py
index 6ba8bdf8937fa3e7f5c6ab11d6fea82b553fba03..86a4f3e1736e9b25987ff563ab00eb521705cce4 100644
--- a/appengine/findit/handlers/trigger_analyses.py
+++ b/appengine/findit/handlers/trigger_analyses.py
@@ -6,15 +6,13 @@ import json
 
 from base_handler import BaseHandler
 from base_handler import Permission
+from common import constants
 from common.http_client_appengine import HttpClientAppengine
 from waterfall import buildbot
 from waterfall import build_failure_analysis_pipelines
 from waterfall import build_util
 
 
-_BUILD_FAILURE_ANALYSIS_TASKQUEUE = 'build-failure-analysis-queue'
-
-
 def _TriggerNewAnalysesOnDemand(builds):
   for build in builds:
     master_name = build['master_name']
@@ -35,7 +33,7 @@ def _TriggerNewAnalysesOnDemand(builds):
     build_failure_analysis_pipelines.ScheduleAnalysisIfNeeded(
         master_name, builder_name, build_number, failed_steps=failed_steps,
         build_completed=build_info.completed,
-        force=False, queue_name=_BUILD_FAILURE_ANALYSIS_TASKQUEUE)
+        force=False, queue_name=constants.WATERFALL_ANALYSIS_QUEUE)
 
 
 class TriggerAnalyses(BaseHandler):