cef_print_settings_t.set_printer_printable_area

Undocumented in source but is binding to an external library. You might be able to learn more by searching the web for its name.
struct cef_print_settings_t
extern (System) @nogc nothrow
void function(cef_print_settings_t*, const(cef_size_t)*, const(cef_rect_t)*, int) set_printer_printable_area;

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