Upload basic info about completed swarming tasks to event_mon

appengine/swarming/main.py

Index: appengine/swarming/main.py
diff --git a/appengine/swarming/main.py b/appengine/swarming/main.py
index 0a5eca6b0945e618e6538ccd1c66397ae606ab3d..3c0c9072fdaba03c621bb1f971b154cd0f1ac339 100644
--- a/appengine/swarming/main.py
+++ b/appengine/swarming/main.py
@@ -22,6 +22,7 @@ from components import ereporter2
 
 import handlers_endpoints
 import handlers_frontend
+import event_mon_metrics
 import ts_mon_metrics
 from server import config
 
@@ -47,6 +48,7 @@ def create_application():
     config.ConfigApi,
   ])
 
+  event_mon_metrics.initialize()
   ts_mon_metrics.initialize()
   return frontend_app, api, main.APP