hg: openjfx/9-dev/rt: 8132897: ComboBox hangs on Windows 10 when clicked while not in focus

[kevin.rushforth at oracle.com]

Changeset: 63110df3f288
Author:    kcr
Date:      2015-09-17 13:58 -0700
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/63110df3f288

8132897: ComboBox hangs on Windows 10 when clicked while not in focus
Reviewed-by: ptbrunet, ckyang

! modules/graphics/src/main/java/com/sun/glass/ui/win/WinAccessible.java