Display/Size related deprecation in API 30

[david-allison]

• WindowManager.getDefaultDisplay()
  • Use Context.getDisplay() instead.
• Display
  • getSize(point)
    • Use WindowManager.getCurrentWindowMetrics() to obtain an instance of WindowMetrics and use WindowMetrics.getBounds() instead.
  • getMetrics()
    • Use WindowMetrics.getBounds() to get the dimensions of the application window area, and Configuration.densityDpi to get the current density