[TechDraw] Reimplement Rich Annotation parent linking

src/Mod/TechDraw/App/DrawViewSymbol.cpp

@@ -61,28 +61,6 @@ DrawViewSymbol::DrawViewSymbol()
 
 DrawViewSymbol::~DrawViewSymbol() {}
 
-void DrawViewSymbol::touchTreeOwner()
-{
-    auto owner = dynamic_cast<DrawView *>(Owner.getValue());
-    if (owner) {
-        owner->touch();
-    }
-    else { // If no owner is specified, touch all parent pages
-        for (auto page : findAllParentPages()) {
-            page->touch();
-        }
-    }
-}
-
-void DrawViewSymbol::onBeforeChange(const App::Property *prop)
-{
-    if (prop == &Owner && !isRestoring()) {
-        touchTreeOwner();
-    }
-
-    TechDraw::DrawView::onBeforeChange(prop);
-}
-
 void DrawViewSymbol::onChanged(const App::Property* prop)
 {
     if (prop == &Symbol) {
@@ -97,11 +75,6 @@ void DrawViewSymbol::onChanged(const App::Property* prop)
         //1 cycle
         updateFieldsInSymbol();
     }
-    else if (prop == &Owner) {
-        if (!isRestoring()) {
-            touchTreeOwner();
-        }
-    }
 
     TechDraw::DrawView::onChanged(prop);
 }
@@ -124,11 +97,6 @@ App::DocumentObjectExecReturn* DrawViewSymbol::execute()
     return DrawView::execute();
 }
 
-DrawView *DrawViewSymbol::claimParent() const
-{
-    return dynamic_cast<DrawView *>(Owner.getValue());
-}
-
 QRectF DrawViewSymbol::getRect() const
 {
     double w = 64.0;//must default to something