Revert "PIN Lockscreen: Fix mdpi layout issues"

This reverts commit 7fcc09d8178b1aa3fd7ec75387f7e438bcae18bb.
Revert "Lockscreen Media controls: Fix mdpi layout issues"

This reverts commit 17c0b752881063c5504549b57df4c4c68653b5c3.
Cleanup

Change-Id: I4118ad7a8d1ab2b2088d59adfa5c37aadfd7c230
Revert "Fix mdpi layout issues on statusbar"

This reverts commit 1ba2f3c5935c028ca4d4f359c8eaac5aa61ea738.
Tweak unlock ring animation

Change-Id: I7c28eff007cfda396cac770e7dc34a3d83214773