Summary: Under error conditions, always return -1 and perform null termination regardless of the behavior of underlying vsnprintf() implementation.
Reviewed-by: dholmes, cjplummer

Reviewed-by: rprotacio

Summary: Method::deallocate_contents() should clear 'this' from list of Methods in JNIMethodBlock, when class is unloaded.
Reviewed-by: coleenp, dholmes

Reviewed-by: acorn, mschoene, ctornqvi
Contributed-by: harold.seigel@oracle.com