RH bug 204621 - "GtkPrint" asks for "Letter" size paper when "A4" size

    RH bug 204621 - "GtkPrint" asks for "Letter" size paper when "A4" size
        was chosen

        Patch by Marek Kasik.

        * gtk/gtk.symbols:
        * gtk/gtkprinter.[hc]: Add gtk_printer_get_default_page_size.

        * gtk/gtkprintbackend.[hc]: Add fallback implementation.

        * modules/printbackends/file/gtkprintbackendfile.c:
        * modules/printbackends/cups/gtkprintbackendcups.c: Implement
        get_default_page_size.

        * gtk/gtkpagesetupunixdialog.c: When selecting a different printer,
        select its default paper size.

        * gtk/gtkprintunixdialog.c: If no explicit page setup has been set,
        use the printer default.

        * gtk/gtkprintoperation-unix.c: Don't create an empty page setup
        if we don't have a default page setup.

svn path=/trunk/; revision=20120