[debugger] separate break point info from code instrumentation.

src/objects-printer.cc

Index: src/objects-printer.cc
diff --git a/src/objects-printer.cc b/src/objects-printer.cc
index 632316097d76582741e6781f52dd2e23a6f0153b..6f1f746e5e65c3278a1da732a0516a0c233564f8 100644
--- a/src/objects-printer.cc
+++ b/src/objects-printer.cc
@@ -1278,7 +1278,7 @@ void Script::ScriptPrint(std::ostream& os) {  // NOLINT
 void DebugInfo::DebugInfoPrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "DebugInfo");
   os << "\n - shared: " << Brief(shared());
-  os << "\n - code: " << Brief(abstract_code());
+  os << "\n - debug bytecode array: " << Brief(debug_bytecode_array());
   os << "\n - break_points: ";
   break_points()->Print(os);
 }