Adding getManagedUserBadgedDrawableForDensity() to PackageManager.

It allows badging an image regardless of of the user (no
user id parameter). The styling for managed users is applied.

This is useful for new cases where the existing functions
wouldn't badge the icon, but we need it.

Bug: 25192539
Change-Id: I2fd2f226f626fb2e6cda1cfe072013350e12b41c