Add filtering to notification channel settings

Allow apps that are launching this page to specify targeted subsets of
settings that should be shown.

Test: settings notification robotests
Bug: 177246841
Change-Id: Ib491c43f1861a9775e3b25f39134cdbe105a7ff8

src/com/android/settings/notification/app/BubblePreferenceController.java

@@ -21,6 +21,7 @@ import static android.provider.Settings.Global.NOTIFICATION_BUBBLES;
 
 import android.app.ActivityManager;
 import android.annotation.Nullable;
+import android.app.NotificationChannel;
 import android.content.Context;
 import android.provider.Settings;
 
@@ -84,6 +85,11 @@ public class BubblePreferenceController extends NotificationPreferenceController
         return true;
     }
 
+    @Override
+    boolean isIncludedInFilter() {
+        return mPreferenceFilter.contains(NotificationChannel.EDIT_CONVERSATION);
+    }
+
     @Override
     public void updateState(Preference preference) {
         if (mIsAppPage && mAppRow != null) {