Revert "Active display [squashed] (1/2)"

This reverts commit c52f81deb0c468ff066af53ff13179bae51f2fdf.

Conflicts:
	core/java/android/app/INotificationManager.aidl
	core/res/res/values/cr_symbols.xml
	packages/SystemUI/AndroidManifest.xml
	packages/SystemUI/res/values/cr_dimens.xml
	packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
	services/java/com/android/server/NotificationManagerService.java

Change-Id: I08a0b715f186832f2b1ca12ffde565012afc80f7