fix doxygen warnings

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56220 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/popupwin.h

@@ -26,24 +26,26 @@ public:
       Constructor
     */
     wxPopupWindow(wxWindow *parent, int flags = wxBORDER_NONE);
-    
+
     /**
       Create method for two-step creation
     */
     bool Create(wxWindow *parent, int flags = wxBORDER_NONE);
-    
+
     /**
         Move the popup window to the right position, i.e. such that it is
         entirely visible.
-        
+
         The popup is positioned at ptOrigin + size if it opens below and to the
         right (default), at ptOrigin - sizePopup if it opens above and to the
         left etc.
-        
+
         @param ptOrigin
             Must be given in screen coordinates!
+        @param sizePopup
+            The size of the popup window
     */
     virtual void Position(const wxPoint& ptOrigin,
-                          const wxSize& size);
+                          const wxSize& sizePopup);
 };