Remove Lockscreen Camera Widget & Widget frame

Revert "Framework: disable keyguard widget frame (1/2)"

This reverts commit 40b1e07c95f4be04f654a4bc4e57b15be9c868f4.

Revert "[1/2] Base: Toggle lock screen camera widget"

This reverts commit a8eeaf77560405d1ef07eec297ed554105376e11.

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