--- a/mobile/android/base/db/TopSitesCursorWrapper.java
+++ b/mobile/android/base/db/TopSitesCursorWrapper.java
@@ -477,16 +477,21 @@ public class TopSitesCursorWrapper imple
         throw new UnsupportedOperationException();
     }
 
     @Override
     public boolean getWantsAllOnMoveCalls() {
         return false;
     }
 
+    public Uri getNotificationUri() {
+        // There's no single notification URI for the wrapper
+        return null;
+    }
+
     @Override
     public void setNotificationUri(ContentResolver cr, Uri uri) {
         // Keep the original notification URI for the
         // wrapped cursors so that we get proper change
         // notifications from the ContentResolver.
     }
 
     @Override