Revert "[1/2] Base: Lockscreen wallpaper"

This reverts commit 6c7e2cc6173182910e557573457530b3f1be12a1.
Revert "Lockscreen Blur: Disable if music is playing"

This reverts commit 7522607ea1454ffeb3955611b886f642d3507928.
Revert "Lockscreen blur and blur radious (1/2)"

This reverts commit b5578471c196c99df10bfa4616f05ec4c69c0c62.

Conflicts:
	packages/Keyguard/src/com/android/keyguard/KeyguardViewManager.java

Change-Id: I64fc3ed43768bb05ff5dd80cbbe549b0d7b2aea2