Keyguard: fix nasty file handle leak

Change-Id: I47d58392d9d00a2cb843cf8bd51d6390ad1334a7
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
PIE: support for expandable notifications

Change-Id: I47721bf8693b5fde008c01cfc70201c43a80ae18

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