ModelEditor: Add user defined virtual desctructors

Change-Id: I6655feacf6a6e9d92f58ae5926a470e3d0373ad5
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

src/libs/3rdparty/modeling/qmt/diagram/dclass.cpp

@@ -41,6 +41,10 @@ DClass::DClass()
 {
 }
 
+DClass::~DClass()
+{
+}
+
 void DClass::setUmlNamespace(const QString &umlNamespace)
 {
     m_umlNamespace = umlNamespace;

src/libs/3rdparty/modeling/qmt/diagram/dclass.h

@@ -48,6 +48,7 @@ public:
     };
 
     DClass();
+    ~DClass() override;
 
     QString umlNamespace() const { return m_umlNamespace; }
     void setUmlNamespace(const QString &umlNamespace);

src/libs/3rdparty/modeling/qmt/diagram/dcomponent.cpp

@@ -41,6 +41,10 @@ DComponent::DComponent()
 {
 }
 
+DComponent::~DComponent()
+{
+}
+
 void DComponent::setPlainShape(bool planeShape)
 {
     m_isPlainShape = planeShape;

src/libs/3rdparty/modeling/qmt/diagram/dcomponent.h

@@ -39,6 +39,7 @@ class QMT_EXPORT DComponent : public DObject
 {
 public:
     DComponent();
+    ~DComponent() override;
 
     bool isPlainShape() const { return m_isPlainShape; }
     void setPlainShape(bool planeShape);

src/libs/3rdparty/modeling/qmt/diagram/ddiagram.cpp

@@ -39,6 +39,10 @@ DDiagram::DDiagram()
 {
 }
 
+DDiagram::~DDiagram()
+{
+}
+
 void DDiagram::accept(DVisitor *visitor)
 {
     visitor->visitDDiagram(this);

src/libs/3rdparty/modeling/qmt/diagram/ddiagram.h

@@ -39,6 +39,7 @@ class QMT_EXPORT DDiagram : public DObject
 {
 public:
     DDiagram();
+    ~DDiagram() override;
 
     void accept(DVisitor *visitor) override;
     void accept(DConstVisitor *visitor) const override;

src/libs/3rdparty/modeling/qmt/diagram/dinheritance.cpp

@@ -41,6 +41,10 @@ DInheritance::DInheritance()
 {
 }
 
+DInheritance::~DInheritance()
+{
+}
+
 Uid DInheritance::derived() const
 {
     return endAUid();

src/libs/3rdparty/modeling/qmt/diagram/dinheritance.h

@@ -41,6 +41,7 @@ class QMT_EXPORT DInheritance : public DRelation
 {
 public:
     DInheritance();
+    ~DInheritance() override;
 
     Uid derived() const;
     void setDerived(const Uid &derived);

src/libs/3rdparty/modeling/qmt/diagram/dpackage.cpp

@@ -39,6 +39,10 @@ DPackage::DPackage()
 {
 }
 
+DPackage::~DPackage()
+{
+}
+
 void DPackage::accept(DVisitor *visitor)
 {
     visitor->visitDPackage(this);

src/libs/3rdparty/modeling/qmt/diagram/dpackage.h

@@ -39,6 +39,7 @@ class QMT_EXPORT DPackage : public DObject
 {
 public:
     DPackage();
+    ~DPackage() override;
 
     void accept(DVisitor *visitor) override;
     void accept(DConstVisitor *visitor) const override;