RFR: 8264990: Fix segfault when accessing local storage in webview

[Johan Vos]

On Fri, 9 Apr 2021 16:02:36 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> That's how I ran it, too. I did it from a clean repo. This was on Windows, but shouldn't matter.
>
> I just tried it on Linux and get the same failure:
> 
> Caused by: java.lang.NullPointerException: Cannot invoke "java.net.URL.toExternalForm()" because the return value of "java.lang.Class.getResource(String)" is null
>         at mymod/myapp7.LocalStorageAccessWithModuleLayer.start(LocalStorageAccessWithModuleLayer.java:92)
>         at javafx.graphics/com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$9(LauncherImpl.java:849)
>         at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runAndWait$12(PlatformImpl.java:474)
>         at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:447)
>         at java.base/java.security.AccessController.doPrivileged(AccessController.java:391)
>         at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:446)
>         at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
>         at javafx.graphics/com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method)
>         at javafx.graphics/com.sun.glass.ui.gtk.GtkApplication.lambda$runLoop$11(GtkApplication.java:277)
>         ... 1 more

I get the same error. For some reason, the resource isn't found when it's on the root.
Moving it inside the app7 package work.

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PR: https://git.openjdk.java.net/jfx/pull/458