Revert "Frameworks: Gesture Lockscreen (1/2)"

This reverts commit af3915a05d05b85c1a7de82906cf64fbdc8d5e8e.

Conflicts:
	core/java/com/android/internal/widget/LockGestureView.java
	packages/Keyguard/res/drawable-hdpi/kg_bouncer_bg.9.png