<AWT Dev> [9] Review request for 8149849 [hidpi] DnD issues (cannot DnD from JFileChooser to JEditorPane or other text component) when scale > 1

[Alexandr Scherbatiy]

Hello,

Could you review the fix:
   bug: https://bugs.openjdk.java.net/browse/JDK-8149849
   webrev: http://cr.openjdk.java.net/~alexsch/8149849/webrev.00

   Rescaling for native drag coordinates is added.

  Thanks,
  Alexandr.