Added dummy OnIdle to wxWindow in wxGTK; doc tweaks

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1837 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/ogl/samples/studio/mainfrm.cpp

@@ -150,10 +150,8 @@ void csFrame::OnSize(wxSizeEvent& event)
 // Make sure the correct toolbars are showing for the active view
 void csFrame::OnIdle(wxIdleEvent& event)
 {
-/* HH: gtk's wxFrame nor wxWindow have an OnIdle method. Is this a bug? */
-#ifndef __WXGTK__    
     wxDocMDIParentFrame::OnIdle(event);
-#endif
+
     wxSashLayoutWindow* paletteWin = wxGetApp().GetDiagramPaletteSashWindow();
     wxSashLayoutWindow* diagramToolBarWin = wxGetApp().GetDiagramToolBarSashWindow();
     if (!paletteWin || !diagramToolBarWin)