[1/2] Prepare NotificationManagerService for new format

* Needed for blacklisting

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>
Change-Id: I7801d65016aa949a5e2406e00871229a602829b9

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
	services/java/com/android/server/NotificationManagerService.java