[8u-dev] Request for approval - 8136570: Stop changing user environment variables related to /usr/dt

[Rob McKenna]

Hi folks,

Looking for approval for this clean backport as suggested by Martin &
Tiago a while back:

https://bugs.openjdk.java.net/browse/JDK-8136570
http://hg.openjdk.java.net/jdk9/jdk9/jdk/rev/acf424f856ce
http://mail.openjdk.java.net/pipermail/core-libs-dev/2015-September/035212.html

    -Rob