Reviewed-by: chegar, jeff, robm

Summary: Inform G1's SATB that a klass has been resurrected and it should not be unloaded
Reviewed-by: coleenp, tschatzl, kbarrett

Summary: Corrected stubName to montgomery_multiply for inline_montgomeryMultiply()
Reviewed-by: aph, thartmann, zmajo

Summary: add missing includes
Reviewed-by: coleenp, stefank, sgehwolf, dholmes

Reviewed-by: dholmes, erikj

Summary: Improve the nmethod unloading times by optimizing the search for an itable stub in VtableStubs array
Reviewed-by: kvn, coleenp, tschatzl

8156137: SIGSEGV in ReceiverTypeData::clean_weak_klass_links
8057570: RedefineClasses() tests fail assert(((Metadata*)obj)->is_valid()) failed: obj is valid
Reviewed-by: coleenp

Summary: remove speculative traps that point to methods that are redefined
Reviewed-by: kvn, twisti

Reviewed-by: dholmes, phh

Reviewed-by: kvn