hg: openjfx/8u-dev/rt: 8196011: Intermittent crash when using WebView from JFXPanel application

[guru.hb at oracle.com]

Changeset: a6975cf9b11a
Author:    ghb
Date:      2018-02-23 10:31 +0530
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/a6975cf9b11a

8196011: Intermittent crash when using WebView from JFXPanel application
Reviewed-by: arajkumar, kcr

! modules/web/src/main/java/com/sun/javafx/webkit/InputMethodClientImpl.java
! modules/web/src/main/java/com/sun/webkit/WebPage.java
! modules/web/src/test/java/javafx/scene/web/WebPageTest.java