[java] Use fold_buildN

[Andrew Haley]

Tom Tromey writes:
 > >>>>> "James" == James A Morrison <ja2morri@csclub.uwaterloo.ca> writes:
 > 
 > James>   This patch converts the java frontend to use fold_buildN.
 > James> This patch has been bootstrapped and regtested on ia64-linux
 > James> with no new regessions.  Ok for mainline?
 > 
 > I read through this and it seems ok to me.  It looked like a
 > straightforward replacement (I didn't notice any exception at least).
 > However, Andrew or Per or a global write maintainer will have to
 > approve it.

Sorry, I've been offline for a while.

This patch is fine.

Andrew.