hg: openjfx/jfx-dev/rt: 8204336: Platform.exit() throws ISE when a nested event loop is active

[arunprasad.rajkumar at oracle.com]

Changeset: 40c7eb6c04fd
Author:    pbansal
Date:      2018-07-27 12:27 +0530
URL:       http://hg.openjdk.java.net/openjfx/jfx-dev/rt/rev/40c7eb6c04fd

8204336: Platform.exit() throws ISE when a nested event loop is active
Reviewed-by: kcr, mbilla

! modules/javafx.graphics/src/main/java/com/sun/javafx/application/PlatformImpl.java
! modules/javafx.graphics/src/main/java/com/sun/javafx/tk/DummyToolkit.java
! modules/javafx.graphics/src/main/java/com/sun/javafx/tk/Toolkit.java
! modules/javafx.graphics/src/main/java/com/sun/javafx/tk/quantum/QuantumToolkit.java
! modules/javafx.graphics/src/test/java/test/com/sun/javafx/pgstub/StubToolkit.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExit1Test.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExit2Test.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExit3Test.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExit4Test.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExitCommon.java
+ tests/system/src/test/java/test/com/sun/javafx/application/PlatformExitSimpleTest.java
+ tests/system/src/test/java/test/javafx/stage/NestedEventLoopPlatformExitTest.java