Field resolution -vs- JNI

[Tom Tromey]

Per> As a general goal, I think we should try to resolve as much at
Per> compile- or link-time.  I'd like it so we only need to initilize
Per> classes that have non-trivial class initializers - and some of
Per> those can also be avoided by static object allocation.

I agree.  Right now we call _Jv_InitClass way too much.  Eliminating
those calls when possible would be nice.  For trivial classes we could
compile the class in a pre-initialized state.

Tom