hg: jdk9/dev/langtools: 8151570: jtreg tests leave tty in bad state

[jan.lahoda at oracle.com]

Changeset: 9b4c916633f8
Author:    jlahoda
Date:      2016-03-11 13:00 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/9b4c916633f8

8151570: jtreg tests leave tty in bad state
Summary: Use unsupported terminal when running tests, to avoid setting tty to a raw mode.
Reviewed-by: rfield

! src/jdk.jshell/share/classes/jdk/internal/jshell/tool/ConsoleIOContext.java