Give assistant ability to modify channels.

Test: cts on same topic
Change-Id: Ia0db73d4d81a89e0821ba6a06f12823605dbea73
diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index 927ef6c..2c4e7a0 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -99,8 +99,12 @@
     void setOnNotificationPostedTrimFromListener(in INotificationListener token, int trim);
     void setInterruptionFilter(String pkg, int interruptionFilter);
 
-    void applyAdjustmentFromAssistantService(in INotificationListener token, in Adjustment adjustment);
-    void applyAdjustmentsFromAssistantService(in INotificationListener token, in List<Adjustment> adjustments);
+    void applyAdjustmentFromAssistant(in INotificationListener token, in Adjustment adjustment);
+    void applyAdjustmentsFromAssistant(in INotificationListener token, in List<Adjustment> adjustments);
+    void createNotificationChannelFromAssistant(in INotificationListener token, String pkg, in NotificationChannel channel);
+    void updateNotificationChannelFromAssistant(in INotificationListener token, String pkg, in NotificationChannel channel);
+    void deleteNotificationChannelFromAssistant(in INotificationListener token, String pkg, String channelId);
+    ParceledListSlice getNotificationChannelsFromAssistant(in INotificationListener token, String pkg);
 
     ComponentName getEffectsSuppressor();
     boolean matchesCallFilter(in Bundle extras);