Revert Frameworks: Lockscreen Blur

This reverts commit 5b501acb12949db0058730b77e6dd7b31f101930.

This reverts commit 66b2f39c78ebaab0197fa0d43add3e28a3d77c61.

This reverts commit cb84bad1cd73fa422ca5a90de5f70601784e16e1.