Summary: Update the URL for HotSpot bug reports.
Reviewed-by: dcubed, rdurbin

Summary: fixed order of DeoptReason values declaration so now it matches the order used in jdk9 and the names order in Deoptimization::_trap_reason_name.
Reviewed-by: kvn

Reviewed-by: mgerdin, coleenp, bdelsart

Summary: Back-out 8052081 changes made in lcm.cpp.
Reviewed-by: iveresov, roland

Summary: Use mmap call without MAP_FIXED so we avoid corrupting already allocated memory
Reviewed-by: coleenp, dsimms

Summary: Fixed Whitebox.deoptimizeMethod() to deoptimize all OSR versions of the method.
Reviewed-by: kvn, iignatyev