hg: openjfx/10-dev/rt: 8172856: Out of memory exception due to repeated style class changes

[ajit.ghaisas at oracle.com]

Changeset: 004b61ffd150
Author:    arapte
Date:      2017-11-24 15:18 +0530
URL:       http://hg.openjdk.java.net/openjfx/10-dev/rt/rev/004b61ffd150

8172856: Out of memory exception due to repeated style class changes
Reviewed-by: dgrieve, kcr

! modules/javafx.graphics/src/main/java/com/sun/javafx/css/StyleManager.java
+ tests/system/src/test/java/test/javafx/css/imagecacheleaktest/Constants.java
+ tests/system/src/test/java/test/javafx/css/imagecacheleaktest/ImageCacheLeakApp.java
+ tests/system/src/test/java/test/javafx/css/imagecacheleaktest/ImageCacheLeakTest.java
+ tests/system/src/test/resources/test/javafx/css/imagecacheleaktest/css.css
+ tests/system/src/test/resources/test/javafx/css/imagecacheleaktest/image1.png
+ tests/system/src/test/resources/test/javafx/css/imagecacheleaktest/image2.png