Access ProtectedAppsActivity from SystemUI Recents page if any components are protected.

Change-Id: I873b471babaa802bc4caabbb3c3a23da9555df57

Conflicts:
	packages/SystemUI/res/layout-land/status_bar_recent_panel.xml
	packages/SystemUI/res/layout/status_bar_recent_panel.xml
	packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java