use wxIconizeEvent::IsIconized() instead of deprecated Iconized()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@54391 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/controls/controls.cpp

@@ -1912,8 +1912,8 @@ void MyFrame::OnMove( wxMoveEvent& event )
 
 void MyFrame::OnIconized( wxIconizeEvent& event )
 {
-    wxLogMessage(_T("Frame %s"), event.Iconized() ? _T("iconized")
+    wxLogMessage(_T("Frame %s"), event.IsIconized() ? _T("iconized")
-                                                  : _T("restored"));
+                                                    : _T("restored"));
     event.Skip();
 }