Revert "Handlify JSObject::AddProperty method" for performance.

src/stub-cache.cc

Index: src/stub-cache.cc
diff --git a/src/stub-cache.cc b/src/stub-cache.cc
index f4468cac52d13fded3f73f62d6d0f99976c0d660..bdfb32f46014617441990e60673620c0d186d3d9 100644
--- a/src/stub-cache.cc
+++ b/src/stub-cache.cc
@@ -1404,19 +1404,17 @@ RUNTIME_FUNCTION(MaybeObject*, LoadPropertyWithInterceptorForCall) {
 
 
 RUNTIME_FUNCTION(MaybeObject*, StoreInterceptorProperty) {
-  HandleScope scope(isolate);
   ASSERT(args.length() == 4);
-  Handle<JSObject> recv(JSObject::cast(args[0]));
-  Handle<Name> name(Name::cast(args[1]));
-  Handle<Object> value(args[2], isolate);
+  JSObject* recv = JSObject::cast(args[0]);
+  Name* name = Name::cast(args[1]);
+  Object* value = args[2];
   ASSERT(args.smi_at(3) == kStrictMode || args.smi_at(3) == kNonStrictMode);
   StrictModeFlag strict_mode = static_cast<StrictModeFlag>(args.smi_at(3));
   ASSERT(recv->HasNamedInterceptor());
   PropertyAttributes attr = NONE;
-  Handle<Object> result = JSObject::SetPropertyWithInterceptor(
-      recv, name, value, attr, strict_mode);
-  RETURN_IF_EMPTY_HANDLE(isolate, result);
-  return *result;
+  MaybeObject* result = recv->SetPropertyWithInterceptor(
+      name, value, attr, strict_mode);
+  return result;
 }