hg: openjfx/10-dev/rt: 8144781: Assertion failure in debug build running any JavaFX program on Mac

[kevin.rushforth at oracle.com]

Changeset: 93aeb87ed9a0
Author:    kcr
Date:      2017-10-13 13:46 -0700
URL:       http://hg.openjdk.java.net/openjfx/10-dev/rt/rev/93aeb87ed9a0

8144781: Assertion failure in debug build running any JavaFX program on Mac
Reviewed-by: prr

! modules/javafx.graphics/src/main/native-glass/mac/GlassOffscreen.m