CComponentsItem: Remove parameter from function isAdded()

src/gui/components/cc.h

@@ -245,7 +245,7 @@ class CComponentsItem : public CComponents
 		///returns pointer to the form object in which this item is embedded.
 		virtual CComponentsItem * getParent(){return cc_parent;};
 		///property: returns true if item is added to a form
-		virtual bool isAdded(CComponentsItem *parent_frm = NULL);
+		virtual bool isAdded();
 
 		///abstract: paint item, arg: do_save_bg see paintInit() above
 		virtual void paint(bool do_save_bg = CC_SAVE_SCREEN_YES) = 0;

src/gui/components/cc_item.cpp

@@ -153,7 +153,7 @@ int CComponentsItem::getItemType()
 }
 
 //returns true if current item is added to a form
-bool CComponentsItem::isAdded(CComponentsItem *parent_frm)
+bool CComponentsItem::isAdded()
 {
 	if (cc_parent)
 		return true;