Disallow dereferencing deferred handles when generating optimized code.

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 3381a5b7b6cd0d2d3997451a162bb01eb91d008d..f640beb3ee77b2afe3606e9be7c0d420d0408814 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -349,6 +349,7 @@ class MacroAssembler: public Assembler {
                       CallKind call_kind);
 
   void InvokeFunction(Handle<JSFunction> function,
+                      const ParameterCount& expected,
                       const ParameterCount& actual,
                       InvokeFlag flag,
                       const CallWrapper& call_wrapper,
@@ -786,6 +787,7 @@ class MacroAssembler: public Assembler {
   void PushHeapObject(Handle<HeapObject> object);
 
   void LoadObject(Register result, Handle<Object> object) {
+    ALLOW_HANDLE_DEREF(isolate(), "heap object check");
     if (object->IsHeapObject()) {
       LoadHeapObject(result, Handle<HeapObject>::cast(object));
     } else {