Bug#912468: java3d FTBFS with OpenJDK 11

[Adrian Bunk]

Source: java3d
Version: 1.5.2+dfsg-15
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/java3d.html

...
    [javac] /build/1st/java3d-1.5.2+dfsg/j3d-core-utils/src/classes/share/com/sun/j3d/utils/applet/JMainFrame.java:292: error: cannot find symbol
    [javac]         return new sun.applet.AppletAudioClip( url );
    [javac]                              ^
    [javac]   symbol:   class AppletAudioClip
    [javac]   location: package sun.applet
    [javac] /build/1st/java3d-1.5.2+dfsg/j3d-core-utils/src/classes/share/com/sun/j3d/utils/applet/MainFrame.java:341: error: cannot find symbol
    [javac] 	return new sun.applet.AppletAudioClip( url );
    [javac] 	                     ^
    [javac]   symbol:   class AppletAudioClip
    [javac]   location: package sun.applet