Removed usage of obsolete tree model

ApplicationCode/Commands/RicNewStatisticsCaseFeature.cpp

@@ -29,7 +29,6 @@
 #include "RiuMainWindow.h"
 
 #include "cafSelectionManager.h"
-#include "cafUiTreeModelPdm.h"
 #include "cafPdmUiTreeView.h"
 
 #include <QAction>

ApplicationCode/UserInterface/RiuMainWindow.h

@@ -20,8 +20,6 @@
 
 #pragma once
 
-#include "cafUiTreeModelPdm.h"
-
 #include <QEvent>
 #include <QMainWindow>
 #include <QPointer>
@@ -53,7 +51,6 @@ namespace caf
     class PdmObject;
     class PdmUiPropertyView;
     class UiPropertyCreatorPdm;
-    class UiTreeModelPdm;
     class PdmUiItem;
     class PdmUiDragDropInterface;
 }

ApplicationCode/WellPathImportSsihub/RiuWellImportWizard.cpp

@@ -29,7 +29,6 @@
 #include "cafPdmUiPropertyView.h"
 #include "cafPdmUiTreeView.h"
 #include "cafPdmUiTreeViewEditor.h"
-#include "cafUiTreeModelPdm.h"
 
 #include <QObject>
 #include <QtGui>

ApplicationCode/WellPathImportSsihub/RiuWellImportWizard.h

@@ -42,7 +42,6 @@ class RimWellPathEntry;
 
 namespace caf
 {
-    class UiTreeModelPdm;
     class PdmUiTreeView;
     class PdmUiListView;
     class PdmUiPropertyView;