review request (S): 7153157: ClassValue.get does not return if computeValue calls remove

[John Rose]

http://cr.openjdk.java.net/~jrose/7153157/webrev.00/

7153157: ClassValue.get does not return if computeValue calls remove
Summary: Track intermediate states more precisely, according to spec.

This is a point fix for JDK 8.  Here is some more context (from 3/11):

http://mail.openjdk.java.net/pipermail/mlvm-dev/2012-March/004399.html

— John

Note:  Although this class is in java.lang, it is part of JSR 292.  Therefore the review comments will be collected in mlvm-dev.