Make the default constructor of PersistentValue not allocate a d pointer

This is also required to change the v8::Persistent in QQmlData over
to v4.

Change-Id: Ib3164ded9c772e977f6b43ef6163a3aa74da3800
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/qml/qml/qqmlbinding.cpp b/src/qml/qml/qqmlbinding.cpp
index 9e1a1522af..b66f053b0f 100644
--- a/src/qml/qml/qqmlbinding.cpp
+++ b/src/qml/qml/qqmlbinding.cpp
@@ -279,7 +279,7 @@ void QQmlBinding::update(QQmlPropertyPrivate::WriteFlags flags)
             bool isUndefined = false;
 
             v8::Handle<v8::Value> result =
-                QQmlJavaScriptExpression::evaluate(context(), **v4function, &isUndefined);
+                    QQmlJavaScriptExpression::evaluate(context(), v4function.value(), &isUndefined);
 
             trace.event("writing binding result");
 
@@ -320,7 +320,7 @@ QVariant QQmlBinding::evaluate()
     bool isUndefined = false;
 
     v8::Handle<v8::Value> result =
-        QQmlJavaScriptExpression::evaluate(context(), **v4function, &isUndefined);
+            QQmlJavaScriptExpression::evaluate(context(), v4function.value(), &isUndefined);
 
     ep->dereferenceScarceResources();