k_debug_break_slot_address 1004 src/debug.h          case Debug::k_debug_break_slot_address:
k_debug_break_slot_address  200 src/serialize.cc   Add(Debug_Address(Debug::k_debug_break_slot_address).address(isolate),
k_debug_break_slot_address  202 src/serialize.cc       Debug::k_debug_break_slot_address << kDebugIdShift,