[interpreter, debugger] support debug breaks via bytecode array copy

src/heap/heap.h

Index: src/heap/heap.h
diff --git a/src/heap/heap.h b/src/heap/heap.h
index bcb72f5866624edaacc31f3659f4b34e6cf6e87e..733b82a08203a2f1453952ec189fc8ec128e2fb7 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -1790,6 +1790,9 @@ class Heap {
 
   MUST_USE_RESULT AllocationResult CopyCode(Code* code);
 
+  MUST_USE_RESULT AllocationResult
+  CopyBytecodeArray(BytecodeArray* bytecode_array);
+
   // Allocates a fixed array initialized with undefined values
   MUST_USE_RESULT AllocationResult
   AllocateFixedArray(int length, PretenureFlag pretenure = NOT_TENURED);