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

src/interpreter/interpreter.h

Index: src/interpreter/interpreter.h
diff --git a/src/interpreter/interpreter.h b/src/interpreter/interpreter.h
index 5fd1fa33a398d1311a65d83bf9452b2d8a39a16d..e539955cca54b3c5d6d7c577b66593a3afe02163 100644
--- a/src/interpreter/interpreter.h
+++ b/src/interpreter/interpreter.h
@@ -36,6 +36,9 @@ class Interpreter {
   // Generate bytecode for |info|.
   static bool MakeBytecode(CompilationInfo* info);
 
+  // Return bytecode handler for |bytecode|.
+  Code* GetBytecodeHandler(Bytecode bytecode);
+
   // GC support.
   void IterateDispatchTable(ObjectVisitor* v);
 
@@ -121,7 +124,7 @@ class Interpreter {
   static const int kDispatchTableSize = static_cast<int>(Bytecode::kLast) + 1;
 
   Isolate* isolate_;
-  Object* dispatch_table_[kDispatchTableSize];
+  Code* dispatch_table_[kDispatchTableSize];
 
   DISALLOW_COPY_AND_ASSIGN(Interpreter);
 };