[8u-dev] Request for approval : 8060485: (str) contentEquals checks the String contents twice on mismatch

[Seán Coffey]

I'd like to backport this performance fix from 9 to 8u.

bug :  https://bugs.openjdk.java.net/browse/JDK-8060485
changeset : http://hg.openjdk.java.net/jdk9/jdk9/jdk/rev/bb9384929769
review thread : 
http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-October/029132.html

patch applied cleanly post shuffling.

regards,
Sean.