New INotificationListener interface.

Use with INotificationManager.registerListener(). Limited to
system only right now.

Change-Id: I65b6a8778267022cdc5e58eb75ae607a54b1cc52
diff --git a/Android.mk b/Android.mk
index c8576a0..b9cd7bf 100644
--- a/Android.mk
+++ b/Android.mk
@@ -69,6 +69,7 @@
 	core/java/android/app/IAlarmManager.aidl \
 	core/java/android/app/IBackupAgent.aidl \
 	core/java/android/app/IInstrumentationWatcher.aidl \
+	core/java/android/app/INotificationListener.aidl \
 	core/java/android/app/INotificationManager.aidl \
 	core/java/android/app/IProcessObserver.aidl \
 	core/java/android/app/ISearchManager.aidl \