[interpreter, debugger] abstraction for source position calculation.

src/objects-printer.cc

Index: src/objects-printer.cc
diff --git a/src/objects-printer.cc b/src/objects-printer.cc
index 7a99255e4dc9ada3b9568884396a73225ca6924d..a6e6b31f4d6e458ab2f8c315f56ab487857c2422 100644
--- a/src/objects-printer.cc
+++ b/src/objects-printer.cc
@@ -1142,7 +1142,7 @@ void DebugInfo::DebugInfoPrint(std::ostream& os) {  // NOLINT
 
 void BreakPointInfo::BreakPointInfoPrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "BreakPointInfo");
-  os << "\n - code_position: " << code_position();
+  os << "\n - code_offset: " << code_offset();
   os << "\n - source_position: " << source_position();
   os << "\n - statement_position: " << statement_position();
   os << "\n - break_point_objects: " << Brief(break_point_objects());