Remove Hildon framework support.

The Hildon framework was used for Nokia 770 and other Maemo devices.
This platform discontinued and hasn't seen a new release since 2011.

src/gtk/toplevel.cpp

@@ -47,15 +47,6 @@
 #include "wx/gtk/private/gtk2-compat.h"
 #include "wx/gtk/private/win_gtk.h"
 
-#if wxUSE_LIBHILDON
-    #include <hildon-widgets/hildon-program.h>
-    #include <hildon-widgets/hildon-window.h>
-#endif // wxUSE_LIBHILDON
-
-#if wxUSE_LIBHILDON2
-    #include <hildon/hildon.h>
-#endif // wxUSE_LIBHILDON2
-
 // ----------------------------------------------------------------------------
 // data
 // ----------------------------------------------------------------------------
@@ -585,14 +576,6 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     //     e.g. in wxTaskBarIconAreaGTK
     if (m_widget == NULL)
     {
-#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
-        // we must create HildonWindow and not a normal GtkWindow as the latter
-        // doesn't look correctly in Maemo environment and it must also be
-        // registered with the main program object
-        m_widget = hildon_window_new();
-        hildon_program_add_window(wxTheApp->GetHildonProgram(),
-                                  HILDON_WINDOW(m_widget));
-#else // !wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
         m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
         if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
         {
@@ -619,7 +602,6 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
                 style |= wxFRAME_NO_TASKBAR;
             }
         }
-#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
 
         g_object_ref(m_widget);
     }
@@ -802,15 +784,6 @@ wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
         g_source_remove(m_netFrameExtentsTimerId);
     }
 
-#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
-    // it can also be a (standard) dialog
-    if ( HILDON_IS_WINDOW(m_widget) )
-    {
-        hildon_program_remove_window(wxTheApp->GetHildonProgram(),
-                                     HILDON_WINDOW(m_widget));
-    }
-#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
-
     if (m_grabbed)
     {
         wxFAIL_MSG(wxT("Window still grabbed"));
@@ -1100,25 +1073,8 @@ void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const
     size.y -= m_decorSize.top + m_decorSize.bottom;
     if (size.x < 0) size.x = 0;
     if (size.y < 0) size.y = 0;
-#if wxUSE_LIBHILDON2
-    if (width) {
-       if (size.x == 720)
-               *width = 696;
-       else
-               *width = size.x;
-    }
-    if (height) {
-       if (size.y == 420)
-               *height = 396;
-       else if (size.y == 270)
-               *height = 246;
-            else
-               *height = size.y;
-    }
-#else // wxUSE_LIBHILDON2
     if (width)  *width  = size.x;
     if (height) *height = size.y;
-#endif // wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON2
 }
 
 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )