hg: jdk10/client/jdk: 8185890: Intermittent NPE in JLightweightFrame when updating cursor aceoss multiple graphics devices

[prasanta.sadhukhan at oracle.com]

Changeset: 9dbe51fc9d6f
Author:    psadhukhan
Date:      2017-08-10 10:46 +0530
URL:       http://hg.openjdk.java.net/jdk10/client/jdk/rev/9dbe51fc9d6f

8185890: Intermittent NPE in JLightweightFrame when updating cursor aceoss multiple graphics devices
Reviewed-by: azvegint

! src/java.desktop/share/classes/sun/swing/JLightweightFrame.java