Move prototype pointer into QV4::InternalClass

The prototype is actually the same for most objects. By
moving it into the internal class, we can save 8 bytes
per object, as well as allowing for some future
optimizations.

Also fix a bug in the implementation of the Error
prototype objects.

Change-Id: I4d4b641055f644a9b088f27be34bfdb0446279b7
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/qml/util/qqmladaptormodel.cpp b/src/qml/util/qqmladaptormodel.cpp
index 4e81275e2f..ffd9de0e16 100644
--- a/src/qml/util/qqmladaptormodel.cpp
+++ b/src/qml/util/qqmladaptormodel.cpp
@@ -429,7 +429,7 @@ public:
         }
         QV4::Object *proto = type->prototype.value().asObject();
         QV4::Object *o = new (proto->engine()->memoryManager) QQmlDelegateModelItemObject(proto->engine(), this);
-        o->prototype = proto;
+        o->setPrototype(proto);
         QV4::Value data = QV4::Value::fromObject(o);
         ++scriptRef;
         return data;
@@ -602,7 +602,7 @@ public:
     {
         QQmlAdaptorModelEngineData *data = engineData(v4->v8Engine);
         QV4::Object *o = new (v4->memoryManager) QQmlDelegateModelItemObject(v4, this);
-        o->prototype = data->listItemProto.value().asObject();
+        o->setPrototype(data->listItemProto.value().asObject());
         QV4::Value val = QV4::Value::fromObject(o);
         ++scriptRef;
         return val;