Disable RTL inliner for Java

[Andrew Haley]

Bryce McKinlay writes:
 > As discussed recently on the java list(1), this patch disables the RTL 
 > inliner for the Java front end.
 > 
 > This version of the patch allows the user to specify -finline-functions 
 > in case they really want to use inlining.
 > 
 > I'm checking this in to both branch and mainline.

I'll investigate the tree inliner for Java ASAP.

Andrew.