removed all compile- and run-time checks for GTK+ < 2.4; don't include the generic files which are now never used in wxGTK in the build

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49660 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/fontpicker.h

@@ -12,16 +12,12 @@
 #ifndef _WX_GTK_FONTPICKER_H_
 #define _WX_GTK_FONTPICKER_H_
 
-// since GtkFontButton is available only for GTK+ >= 2.4,
-// we need to use generic version if we detect (at runtime)
-// that GTK+ < 2.4
-#include "wx/generic/fontpickerg.h"
-
 //-----------------------------------------------------------------------------
 // wxFontButton
 //-----------------------------------------------------------------------------
 
-class WXDLLIMPEXP_CORE wxFontButton : public wxGenericFontButton
+class WXDLLIMPEXP_CORE wxFontButton : public wxButton,
+                                      public wxFontPickerWidgetBase
 {
 public:
     wxFontButton() {}
@@ -37,11 +33,6 @@ public:
        Create(parent, id, initial, pos, size, style, validator, name);
     }
 
-    virtual ~wxFontButton();
-
-
-public:     // overrides
-
     bool Create(wxWindow *parent,
                 wxWindowID id,
                 const wxFont& initial = wxNullFont,
@@ -51,6 +42,8 @@ public:     // overrides
                 const wxValidator& validator = wxDefaultValidator,
                 const wxString& name = wxFontPickerWidgetNameStr);
 
+    virtual ~wxFontButton();
+
 protected:
     void UpdateFont();