reducing key event handling complexity

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62149 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/osx/cocoa/listbox.mm

@@ -150,7 +150,6 @@ public :
     virtual void            UpdateLineToEnd( unsigned int n);
 
     virtual void            controlDoubleAction(WXWidget slf, void* _cmd, void *sender);
-    virtual bool            DoHandleKeyEvent(NSEvent *event);
 
 protected :
     wxNSTableView*          m_tableView ;
@@ -512,18 +511,6 @@ void wxListWidgetCocoaImpl::controlDoubleAction(WXWidget WXUNUSED(slf),void* WXU
     list->HandleLineEvent( sel, true );
 }
 
-bool wxListWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
-{
-    wxKeyEvent wxevent(wxEVT_KEY_DOWN);
-    SetupKeyEvent( wxevent, event );
-    wxevent.SetEventObject(GetWXPeer());
-    bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
-
-    // no interpretKeyEvents here, but rerouting to native keyhandling
-    
-    return result;
-}
-
 // accessing content