diff --git a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
index ae25fb86d17..a3866b94397 100644
--- a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
+++ b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
@@ -401,7 +401,6 @@ QPixmap StatesEditorView::renderState(int i)
         return QPixmap();
 
     Q_ASSERT(i >= 0 && i < m_modelStates.size());
-    nodeInstanceView()->setBlockChangeSignal(true);
     QmlModelState oldState = currentState();
     setCurrentStateSilent(i);
 
@@ -430,7 +429,6 @@ QPixmap StatesEditorView::renderState(int i)
     nodeInstanceView()->render(&painter, pixmap.rect(), nodeInstanceView()->sceneRect());
 
     setCurrentState(m_modelStates.indexOf(oldState));
-    nodeInstanceView()->setBlockChangeSignal(false);
 
     Q_ASSERT(oldState == currentState());
 
diff --git a/src/plugins/qmldesigner/core/include/nodeinstanceview.h b/src/plugins/qmldesigner/core/include/nodeinstanceview.h
index 70ce021b823..f22df82ad86 100644
--- a/src/plugins/qmldesigner/core/include/nodeinstanceview.h
+++ b/src/plugins/qmldesigner/core/include/nodeinstanceview.h
@@ -27,25 +27,20 @@
 **
 **************************************************************************/
 
-#ifndef ABSTRACTNODEINSTANCEVIEW_H
-#define ABSTRACTNODEINSTANCEVIEW_H
+#ifndef NODEINSTANCEVIEW_H
+#define NODEINSTANCEVIEW_H
 
 #include "corelib_global.h"
 #include "abstractview.h"
-#include <QtGui/QWidget>
-#include <QtCore/QHash>
-#include <QtScript/QScriptEngine>
-#include <QWeakPointer>
-#include <QtCore/QHash>
 
 #include <modelnode.h>
 #include <nodeinstance.h>
 
-QT_BEGIN_NAMESPACE
+#include <QHash>
+#include <QWeakPointer>
+
 class QDeclarativeEngine;
-class QGraphicsScene;
 class QGraphicsView;
-QT_END_NAMESPACE
 
 namespace QmlDesigner {
 
@@ -61,6 +56,7 @@ class CORESHARED_EXPORT NodeInstanceView : public AbstractView
     friend class NodeInstance;
     friend class Internal::ObjectNodeInstance;
     friend class Internal::QmlStateNodeInstance;
+
 public:
     typedef QWeakPointer<NodeInstanceView> Pointer;
 
@@ -79,21 +75,9 @@ public:
     void bindingPropertiesChanged(const QList<BindingProperty>& propertyList, PropertyChangeFlags propertyChange);
     void nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange);
     void rootNodeTypeChanged(const QString &type, int majorVersion, int minorVersion);
-
     void fileUrlChanged(const QUrl &oldUrl, const QUrl &newUrl);
     void nodeIdChanged(const ModelNode& node, const QString& newId, const QString& oldId);
-
-    void modelStateAboutToBeRemoved(const ModelState &modelState);
-    void modelStateAdded(const ModelState &modelState);
-
-    void nodeStatesAboutToBeRemoved(const QList<ModelNode> &nodeStateList);
-    void nodeStatesAdded(const QList<ModelNode> &nodeStateList);
-
     void nodeOrderChanged(const NodeListProperty &listProperty, const ModelNode &movedNode, int oldIndex);
-
-    NodeInstance rootNodeInstance() const;
-    NodeInstance viewNodeInstance() const;
-
     void selectedNodesChanged(const QList<ModelNode> &selectedNodeList, const QList<ModelNode> &lastSelectedNodeList);
 
     QList<NodeInstance> instances() const;
@@ -103,13 +87,9 @@ public:
     NodeInstance instanceForObject(QObject *object);
     bool hasInstanceForObject(QObject *object);
 
-    void anchorsChanged(const ModelNode &nodeState);
-
     void render(QPainter *painter, const QRectF &target=QRectF(), const QRectF &source=QRect(), Qt::AspectRatioMode aspectRatioMode=Qt::KeepAspectRatio);
 
-    QRectF boundingRect() const;
     QRectF sceneRect() const;
-    void setBlockChangeSignal(bool block);
 
     void notifyPropertyChange(const ModelNode &modelNode, const QString &propertyName);
 
@@ -123,13 +103,12 @@ public:
     void activateState(const NodeInstance &instance);
     void activateBaseState();
 
-signals:
-    void instanceRemoved(const NodeInstance &nodeInstance);
-
 private slots:
     void emitParentChanged(QObject *child);
 
 private: // functions
+    NodeInstance rootNodeInstance() const;
+
     NodeInstance loadNode(const ModelNode &rootNode, QObject *objectToBeWrapped = 0);
     void loadModel(Model *model);
     void loadNodes(const QList<ModelNode> &nodeList);
@@ -164,10 +143,9 @@ private: //variables
 
     QWeakPointer<QmlModelView> m_qmlModelView;
 
-    bool m_blockChangeSignal;
     bool m_blockStatePropertyChanges;
 };
 
-}
+} // namespace NodeInstanceView
 
-#endif // ABSTRACTNODEINSTANCEVIEW_H
+#endif // NODEINSTANCEVIEW_H
diff --git a/src/plugins/qmldesigner/core/instances/nodeinstanceview.cpp b/src/plugins/qmldesigner/core/instances/nodeinstanceview.cpp
index f8cced41100..8f050a931a4 100644
--- a/src/plugins/qmldesigner/core/instances/nodeinstanceview.cpp
+++ b/src/plugins/qmldesigner/core/instances/nodeinstanceview.cpp
@@ -92,7 +92,6 @@ NodeInstanceView::NodeInstanceView(QObject *parent)
         : AbstractView(parent),
     m_graphicsView(new QGraphicsView),
     m_engine(new QDeclarativeEngine(this)),
-    m_blockChangeSignal(false),
     m_blockStatePropertyChanges(false)
 {
     m_graphicsView->setAttribute(Qt::WA_DontShowOnScreen, true);
@@ -550,7 +549,6 @@ void NodeInstanceView::removeInstanceNodeRelationship(const ModelNode &node)
     NodeInstance instance = instanceForNode(node);
     m_objectInstanceHash.remove(instanceForNode(node).internalObject());
     m_nodeInstanceHash.remove(node);
-    emit instanceRemoved(instance);
     instance.makeInvalid();
 }
 
@@ -655,13 +653,6 @@ void NodeInstanceView::render(QPainter * painter, const QRectF &target, const QR
     }
 }
 
-QRectF NodeInstanceView::boundingRect() const
-{
-    if (m_graphicsView)
-       return m_graphicsView->scene()->itemsBoundingRect();
-
-    return QRectF();
-}
 QRectF NodeInstanceView::sceneRect() const
 {
     if (m_graphicsView)
@@ -670,9 +661,4 @@ QRectF NodeInstanceView::sceneRect() const
     return QRectF();
 }
 
-void NodeInstanceView::setBlockChangeSignal(bool block)
-{
-    m_blockChangeSignal = block;
-}
-
 }