Summary: Source changes for older compilers plus makefile changes.
Reviewed-by: xlu

Reviewed-by: kamg, dcubed

Summary: Make a special root-list for those few nmethods which might contain non-perm oops.
Reviewed-by: twisti, kvn, never, jmasa, ysr

Reviewed-by: kamg, phh

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: dependency check must treat polymorphic interfaces consistently
Reviewed-by: kvn, never, sgoldman

Summary: Work around Sun Studio C++ compiler bug 6629277 in dependencies.cpp
Reviewed-by: kamg, sgoldman, pbk