Revert "Keyguard: LN: fix and harden against null pointer exceptions"

This reverts commit d87ed0e63009e4bc37e510233c1f35e5c9c34a75.
Revert "Fix Lockscreen Blur Rotation"

This reverts commit 975f4fa8081ce2f8476993183569d6b563f4b128.
Revert "Lockscreen Notifications: some fixes"

This reverts commit 9bf4db1556ae8a7d54ae12a3b1a67b83bb7d1c0d.
Revert "Custom lockscreen wallpaper [1/2]"

This reverts commit 9718d8f001fb2134569462fd49fe6ee71d8b6c82.
Revert "Base: Lockscreen blur fixes"

This reverts commit 572062732ccdf34c66f06d87f715172a713cbeb5.
Revert "Lockscreen Notifications: fix FC when an expanded notification gets reposted without bigContentView"

This reverts commit 8e5eab543c2e27a4cbeb7dfc398afffd76cf84f3.
Revert "Lockscreen Blur: fix for coverflows"

This reverts commit 665eab5f5d9ed32d1a7d7c59443523aebe0cc885.
Revert "Lockscreen Notifications: Fix NPE"

This reverts commit 5dd241647d5620a01c438a1a6c3bdc05ebec72be.
Revert "Lockscreen Notifications: dismiss all button, improve animations, cleanup"

This reverts commit 891eaa784e2e5c70b647cfc6a4528c4853990f1a.

Conflicts:
	packages/SystemUI/res/layout/navigation_bar.xml
Revert "Lockscreen Notifications: Custom background color [1/2]"

This reverts commit 7233e708047ba746eb416c5fe37df89be20acc3e.

Conflicts:
	core/java/android/provider/Settings.java
Revert "Lockscreen Notifications: rewrite add notification logic"

This reverts commit 077499d726d55d1e3e51e8034cabc77d4e589e38.
Revert "Lockscreen Notifications: make dynamic width a device overlay setting"

This reverts commit b3019ad149156d2d57a4e06de83eddfd20ba3c14.
Revert "Lockscreen notifications: Show all notifications when waking device on incoming notifications"

This reverts commit aed63897834c254965711a2046b617a38b67f240.
Revert "Fix NPE causing a hot reboot when pressing power button"

This reverts commit 470eeb8cdc19c9d9c0742ae7be3a8368397f11d5.
Revert "Use old see through when blur radius == 0"

This reverts commit c7c2d953addcd32b67885fba8465a614702c1359.