Merge "Don't send broadcast to unprepared apps" into sc-dev am: 887a3931ed am: 7d73c2d9a9 am: 5c25cabc84

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14531190

Change-Id: Id17bf4460513b40a62f6838f9c0b2eb01101828c

services/core/java/com/android/server/notification/NotificationManagerService.java

@@ -2661,6 +2661,7 @@ public class NotificationManagerService extends SystemService {
         final Set<String> dndApprovedPackages = mConditionProviders.getAllowedPackages();
         for (String pkg : dndApprovedPackages) {
             intent.setPackage(pkg);
+            intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT);
             getContext().sendBroadcastAsUser(intent, UserHandle.ALL);
         }
     }