Bug ID: JDK-8215438 jshell tool: Ctrl-D causes EOF

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JDK 11	JDK 12	JDK 13
11.0.9-oracleFixed	12 b27Fixed	13Fixed

Starting with the switch to JLine 3, pressing Ctrl+D at the jshell tool prompt causes (tested on Fedora 27)  --

Exception in thread "main" jdk.internal.org.jline.reader.EndOfFileException
        at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:564)
        at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:404)
        at jdk.jshell/jdk.internal.jshell.tool.ConsoleIOContext.readLine(ConsoleIOContext.java:200)
        at jdk.jshell/jdk.internal.jshell.tool.JShellTool.getInput(JShellTool.java:1238)
        at jdk.jshell/jdk.internal.jshell.tool.JShellTool.run(JShellTool.java:1174)
        at jdk.jshell/jdk.internal.jshell.tool.JShellTool.start(JShellTool.java:975)
        at jdk.jshell/jdk.internal.jshell.tool.JShellToolBuilder.start(JShellToolBuilder.java:254)
        at jdk.jshell/jdk.internal.jshell.tool.JShellToolProvider.main(JShellToolProvider.java:120)

Fix request (11u) -- will label after testing completed. I would like to downport this for parity with 11.0.9-oracle. Applies clean.

28-05-2020

Review thread: https://mail.openjdk.java.net/pipermail/kulla-dev/2019-January/002361.html

07-01-2019

Duplicate :	JDK-8215720 - Using Ctrl+D shortcut to exit JShell prints a stacktrace
Relates :	JDK-8215244 - jdk/jshell/ToolBasicTest.java testHistoryReference failed