Disable ephemeral apps after they stop running

extensions/browser/event_router.h

Index: extensions/browser/event_router.h
diff --git a/extensions/browser/event_router.h b/extensions/browser/event_router.h
index c8c5226b71a0fa6bc39121e578e4bc07050d3100..63c22c34f814f874fe6d96cd24ff796b3b39c073 100644
--- a/extensions/browser/event_router.h
+++ b/extensions/browser/event_router.h
@@ -337,12 +337,6 @@ struct Event {
   // this event to be dispatched to non-extension processes, like WebUI.
   WillDispatchCallback will_dispatch_callback;
 
-  // If true, this event will always be dispatched to ephemeral apps, regardless
-  // of whether they are running or inactive. Defaults to false.
-  // Most events can only be dispatched to ephemeral apps that are already
-  // running. Cached ephemeral apps are inactive until launched by the user.
-  bool can_load_ephemeral_apps;
-
   Event(const std::string& event_name,
         scoped_ptr<base::ListValue> event_args);