Remove many delegates, let's see what breaks

chrome/browser/notifications/notification_display_service.cc

Index: chrome/browser/notifications/notification_display_service.cc
diff --git a/chrome/browser/notifications/notification_display_service.cc b/chrome/browser/notifications/notification_display_service.cc
index 885b204c5224a7b472136616bb359885bff87d6a..fb695eb4ad393834d0c0784d2de19bfde788a8d7 100644
--- a/chrome/browser/notifications/notification_display_service.cc
+++ b/chrome/browser/notifications/notification_display_service.cc
@@ -10,6 +10,7 @@
 #include "chrome/browser/notifications/notification_common.h"
 #include "chrome/browser/notifications/persistent_notification_handler.h"
 #include "extensions/features/features.h"
+#include "url/gurl.h"
 
 #if BUILDFLAG(ENABLE_EXTENSIONS)
 #include "chrome/browser/extensions/api/notifications/extension_notification_handler.h"
@@ -71,3 +72,10 @@ void NotificationDisplayService::ProcessNotificationOperation(
       break;
   }
 }
+
+bool NotificationDisplayService::ShouldDisplayOverFullscreen(
+    const GURL& origin,
+    NotificationCommon::Type notification_type) {
+  NotificationHandler* handler = GetNotificationHandler(notification_type);
+  return handler->ShouldDisplayOnFullScreen(profile_, origin.spec());
+}